Optimize & Control Your Brain Chemistry to Improve Health & Performance | Huberman Lab Podcast #80

Improving Relationships

In this section, the speaker introduces the topic of improving relationships.

Momentous Supplements

• Momentous supplements ship internationally.

• Other supplement companies do not offer international shipping.

• Protocols for using supplements are based on science.

• Momentous supplements work consistently.

Understanding Protocols

• Understanding why a protocol works is more important than knowing the protocol itself.

• The Huberman Lab Podcast discusses mechanisms behind protocols.

• Catalog of supplements and explanations of their effects are being expanded rapidly.

Foundations of Neurochemistry

• Two studies related to sleep and sleep states will be discussed in-depth.

• The speaker finds information about protocols incredibly interesting and actionable.

• Breathing protocols, supplements, prescription drugs, and exercise routines all leverage neurochemistry pillars that allow change for the better.

Study 1: Rapid and Reversible Control of Human Metabolism by Individual Sleep States

• A study published in Cell Reports measured different forms of metabolism during sleep states.

• Four major pillars of neurochemistry allow for changing focus, relaxation, optimizing sleep, exercise routine, mental health, physical health, and performance.

• This study focused on how different states of sleep affect metabolism.

Study 2: Sleep Spindles Coordinate Deep Memory Consolidation and Reactivation

• No bullet points with timestamps available.

The Importance of Sleep for Metabolism

In this section, the speaker discusses how sleep affects metabolism and the importance of getting enough sleep.

Sleep States and Metabolism

• A study published in Cell Reports shows that the metabolism experienced during sleep is different from that experienced during wakefulness.

• The study measured the different forms of metabolism that occur during sleep, such as rapid eye movement (REM) sleep and slow wave sleep.

• Slow wave sleep is associated with physical repair while REM sleep is associated with dreaming and high emotional content dreams.

• Getting enough slow wave sleep early in the night and REM sleep toward the end of the night is important for optimizing metabolic circuits.

Supplements for Metabolism

In this section, the speaker talks about supplements that can help regulate metabolism.

TCA Cycle Supplements

• The TCA cycle is a process involved in metabolism.

• Some supplements can help regulate specific aspects of metabolism related to mental and physical health.

• These supplements include intermediates such as those for sleep and focus.

Optimizing Sleep

In this section, the speaker discusses how to optimize your sleep.

Importance of Sleep Quality and Duration

• Quality and depth of sleep, as well as duration, are important for regulating different aspects of metabolism.

• Sleep deprivation or not getting enough sleep can disrupt things like glucose metabolism.

• Getting enough sleep allows you to transition through all the various forms of metabolism during sleep in a way that's immensely beneficial for the systems of your brain and body.

Rapid Eye Movement (REM) Sleep

• REM sleep is associated with dreaming and high emotional content dreams.

• During REM sleep, the body uses different forms of metabolites in a way that's immensely beneficial for the systems of your brain and body.

Slow Wave Sleep

• Slow wave sleep is associated with physical repair.

• Getting enough slow wave sleep early in the night is important for optimizing metabolic circuits.

Actionable Information

In this section, the speaker talks about how to access better sleep and provides links to resources.

Mastering Sleep

• The speaker recommends listening to episodes of the Huberman Lab Podcast on mastering sleep.

• The podcast provides actionable information on how to optimize your sleep.

• The speaker insists on sharing this information with listeners because it's incredibly interesting and actionable.

Resources

• More information on supplements can be found at livemomentous.com/huberman.

• A link to the study discussed in this transcript will be provided in the show captions

Importance of Sleep and Metabolism

In this section, the speaker discusses the importance of sleep for metabolism and how different types of metabolism are regulated during sleep.

Sleep Schedule and Metabolism

• Different people have different genetic propensities to be a night owl or an early bird.

• It is important for people to have some control over their sleep schedule to ensure that specific aspects of metabolism required during wakefulness are working properly.

• Getting enough sleep allows you to transition through all the various forms of metabolism and use all those different forms of metabolites during sleep in a way that's immensely beneficial for optimizing metabolic circuits.

Late Timing of Night Owls

• A study published in 2019 shows that resetting the late timing of "night owls" has a positive impact on mental health, physical health, and performance.

• The study focused specifically on people who like to stay up late and sleep in but desire to be able to get up and feel alert.

• The study showed that slow wave sleep early in the night, predominantly, plus rapid eye movement sleep toward the end of the night is extremely important for optimizing metabolic circuits for human performance and health.

Consequences of Insufficient Sleep

• If people are not sleeping enough, things like glucose metabolism can get really disrupted during the daytime.

• Not getting sufficient duration sleep prevents your body from transitioning through all the different aspects of fuel utilization during wakefulness.

Overall, it is crucial for individuals to prioritize getting enough quality sleep as it plays a significant role in regulating various aspects of metabolism required for optimal human performance and health.

Importance of Light Exposure

In this section, the speaker talks about the importance of light exposure and how it affects our mental and physical health.

Benefits of Morning Light Exposure

• Outdoor light exposure during the mornings is beneficial for mental and physical health.

• Getting sunlight early in the day can help with dopamine production, reducing cortisol peaks late in the day, and improving metabolism.

• A study found that maximizing outdoor light exposure during the morning can help improve REM sleep and slow wave sleep.

Night Owls vs Early Birds

• There are genetic propensities for being a night owl or an early bird.

• A study was done on people who like to stay up late and sleep in. They were asked to shift their schedule earlier by waking up 2-3 hours before their habitual wake-up time and going to bed 2-3 hours before their habitual bedtime.

• It's not impossible to shift your schedule earlier provided you do the right things.

Resetting Sleep Schedule for Mental Health

In this section, the speaker talks about a study that shows how resetting your sleep schedule can have a positive impact on mental health.

Study on Resetting Sleep Schedule

• The study titled "Resetting the Late Timing of 'Night Owls' between Their Work Days and Free Days Has a Positive Impact on Mental Health, Physical Health, and Performance" was published in 2019.

• Participants were asked to wake up at the same time every day, within 15-30 minutes of their pre-designated time, and go to bed 2-3 hours before their habitual bedtime.

• The study found that resetting sleep schedules can have a positive impact on mental health, physical health, and performance.

Introduction

In this section, the speaker introduces the podcast and emphasizes that it is separate from his teaching and research roles at Stanford. He also highlights his desire to bring zero cost to consumer information about science and science-related tools to the general public.

• The podcast is separate from the speaker's teaching and research roles at Stanford.

• The speaker aims to bring free information about science and science-related tools to the general public.

Sleep Schedules

In this section, the speaker discusses how sleep schedules can impact our daily lives. He mentions a study that asked participants to keep a regular schedule for their daily meals, which resulted in positive effects on their health.

• Keeping a regular sleep schedule can have positive effects on our health.

• A study found that keeping a regular schedule for daily meals resulted in positive effects on health.

Athletic Greens Sponsorship

In this section, the speaker talks about Athletic Greens, an all-in-one vitamin mineral probiotic drink that includes adaptogens and digestive enzymes for health. He emphasizes the importance of probiotics for gut health and mentions that AG1 helps optimize gut-brain access through its ingredients.

• Athletic Greens is an all-in-one vitamin mineral probiotic drink with adaptogens and digestive enzymes.

• Probiotics are important for gut health.

• AG1 helps optimize gut-brain access through its ingredients.

Naps

In this section, the speaker briefly discusses naps and their benefits. He mentions that naps should not interfere with nighttime sleep and recommends not napping after 4:00 PM or for more than 90 minutes.

• Naps can be beneficial but should not interfere with nighttime sleep.

• It is recommended not to nap after 4:00 PM or for more than 90 minutes.

Athletic Greens, Thesis, and InsideTracker

In this section, the speaker talks about three companies that offer products to help improve health and performance: Athletic Greens, Thesis, and InsideTracker.

Athletic Greens

• Athletic Greens offers five free travel packs for cardiovascular function and calcium regulation.

• To claim the special offer of the five free travel packs and a year supply of vitamin D3 K2 go to athleticgreens.com/huberman.

Thesis

• Thesis makes custom nootropics matched to your particular goals and biology.

• They give you the opportunity to try several different blends over the course of a month.

• You can get personalized consultations with a coach to help optimize your experience.

• To get your own personalized nootropic starter kit go online to takethesis.com/huberman.

InsideTracker

• InsideTracker is a personalized nutrition platform that analyzes data from your blood and DNA.

• It helps you better understand your body and reach your health goals by providing information on hormones, lipids, etc.

• With InsideTracker's easy-to-use personalized platform you can bring numbers related to hormones and lipids into optimal ranges for mental health, physical health, and performance goals.

• To try InsideTracker go to insidetracker.com/huberman for 20% off any plan.

Understanding Brain Chemistry

In this section, the speaker discusses how our brain chemistry affects our overall health and performance.

Basic Facts About Nervous System

• The nervous system controls all organs in our body through chemical communication.

• Synaptic communication plays an important role in generating everything from sleep to wakefulness, creativity, stress, calm, etc.

• Neurons communicate with one another through chemicals that make other neurons more or less likely to be electrically active.

Synaptic Communication

• Synaptic communication is the way neurons communicate with each other through chemicals.

• Neurons release certain chemicals that make other neurons more or less likely to be electrically active.

• Electricity passing down through cells causes electricity in other cells.

Brain Chemistry and Health/Performance

• Our brain chemistry affects our overall health and performance.

• Understanding how our brain chemistry works can help us optimize and control it for better health and performance.

Personalized Nootropic Starter Kit

In this section, the speaker talks about how to get a personalized nootropic starter kit and introduces a website where you can take a quiz to match you with the best custom nootropics.

How to Get Your Own Personalized Nootropic Starter Kit

• You can get your own personalized nootropic starter kit by going online to takethesis.com/huberman.

• Take a three-minute quiz that will help match you with the best custom nootropics to start with.

• Thesis will send you four different formulas to try in that first month.

• Use the code Huberman at checkout to get 10% off your first order.

InsideTracker: Personalized Nutrition Platform

In this section, the speaker talks about InsideTracker, a personalized nutrition platform that analyzes data from your blood and DNA to help you better understand your body and reach your health goals.

What is InsideTracker?

• InsideTracker is a personalized nutrition platform that analyzes data from your blood and DNA.

• It helps you better understand your body and reach your health goals by providing information on hormones, lipids, etc.

• Many of the things that impact your immediate and long-term health can only be measured from a quality blood test.

• With modern DNA tests, you can also get insight into what is your biological age and how does that compare to your chronological age.

Advantages of Using InsideTracker

• With InsideTracker, there's an additional advantage over other blood tests and DNA tests.

• It provides information on possible changes to supplementation, behavioral changes, etc.

• You get information back about hormones, lipids, etc., but you don't know what to do with that information.

How InsideTracker Works

• InsideTracker has a very simple and easy-to-use personalized platform that tells you what sorts of changes that inspire electricity to make in your nutrition, physical health, and performance goals.

• If you can understand how neurons communicate through electricity and chemicals, then you can control your brain chemistry for the sake of health and performance.

Conclusion

In this section, the speaker concludes by summarizing the importance of understanding how neurons communicate through electricity and chemicals for optimizing brain chemistry.

Optimizing Brain Chemistry

• Understanding how neurons communicate through electricity and chemicals is important for controlling your brain chemistry for the sake of health and performance.

Understanding Neuromodulators

In this section, the speaker talks about how brain areas light up and how neuromodulators work.

Brain Areas Lighting Up

• Brain areas light up when we think about them or see a picture of something.

• The lighting up of the brain reflects the activity of hundreds, if not thousands, of neurons in that region.

How Neuromodulators Work

• Neuromodulators control different perceptions, behavior or feeling states.

• There are two features to focus on: fast-acting features and longer slower features that create different states of mind or baseline features.

• Neural circuits are made up of lots of different brain areas that light up in particular sequences.

• Dopamine and epinephrine are close cousins that collaborate in terms of creating states of focus and motivation, for instance, and which neural circuits are likely to be less active or in creating states of energy at any given moment.

Misconceptions About Neuromodulators

• No single neuromodulator controls any one single perception, behavior or feeling state.

• None of these neuromodulators ever disappear completely but tend to be present at different levels or relative levels.

Two Major Categories Of Chemicals That Depend On Hormones And Neuromodulators

In this section, the speaker talks about two major categories of chemicals that depend on hormones and neuromodulators.

Two Major Categories Of Chemicals

• Two major categories include hormones and so-called neuromodulators.

• Hormones depend on whether or not that depression is caused by a life event or whether it arises spontaneously.

• Neuromodulators depend on creating states of focus and motivation, for instance, and which neural circuits are likely to be less active or in creating states of energy at any given moment.

Dopamine, Epinephrine and Neuromodulators

In this section, the speaker talks about how dopamine and epinephrine are chemically related. The speaker also discusses neuromodulators and how they work regardless of whether or not you're nocturnal.

Neuromodulators

• Neuromodulators are able to work regardless of whether or not you're nocturnal.

• There are many features of how neuromodulators work.

• Two features of neuromodulators that we need to focus on are fast-acting features and longer slower features.

• Fast-acting features tend to be at their highest levels from zero to nine hours after waking while longer slower features tend to be present until about nine hours later.

Phases of the Day

• Phase one of the day is from waking up until about nine hours later. During this time, there is some amount of dopamine, serotonin, and epinephrine being released in your brain and body.

• Phase two is from nine to about 16 hours after waking. During this time, dopamine and epinephrine levels tend to subside a bit compared to phase one.

• Phase three is from about 17 hours after waking until about 24 hours after waking. During this time, there is chaos in terms of which neuromodulators are most present in the brain.

Collaboration between Neuromodulators

• Neuromodulators don't work alone but rather collaborate in terms of creating states of focus, motivation, energy or in pursuing particular goals.

• Dopamine and epinephrine are chemically related and tend to impact some of the same neural circuits.

• Epinephrine, also called adrenaline, is made from the molecule dopamine across the night.

Understanding Neuromodulators and Movement Control

In this section, the speaker discusses how neuromodulators control movement and how their levels change throughout the day.

The Three Phases of the 24-Hour Cycle

• Phase One (0-9 hours after waking): characterized by peaks and drops in dopamine, epinephrine, acetylcholine, and other neuromodulators that control muscle contraction.

• Phase Two (9-16 hours after waking): characterized by a decrease in dopamine and epinephrine levels and an increase in serotonin levels.

• Phase Three (17-24 hours after waking): characterized by specific neuromodulators controlling movement towards particular end goals.

Chaos During Sleep

• During sleep, there is chaos in terms of which neuromodulators are most present in the brain.

• This means that if your goal is to increase serotonin or dopamine/epinephrine levels for mental or physical performance, it's difficult to predict what the background level of these neuromodulators will be during sleep.

Importance of Understanding Neuromodulator Levels

• It's important to understand how neuromodulator levels change throughout the day because they play important roles in dreaming and controlling movement.

Understanding Hormones and Neuromodulators

In this section, the speaker discusses how neurons control movement and the role of acetylcholine in nerve to muscle synapse. The speaker also talks about steroid hormones like dopamine, epinephrine, serotonin, and acetylcholine.

Neurons Control Movement

• Exercise physiologists need to understand how hard they need to push on a tool.

• Neurons control other neurons electrically.

• Acetylcholine is used at the nerve to muscle synapse.

Steroid Hormones

• Steroid hormones can control gene expression and change the identity of cells.

• Dopamine and epinephrine dominate the neuromodulator landscape.

• Testosterone and estrogen are released into the body during puberty.

• Serotonin tends to dominate during phase two of the day.

Effects on Tissues and Cells

• Hormones can affect tissues and cells that control hair growth, breast tissue, testicular tissue, ovarian tissue, bones, muscles, physical performance or health.

• Gene expression changes in all those cell types during puberty.

• Puberty is perhaps the most dramatic transformation we go through in our entire lifespan.

Considerations for Tool Selection

• If your levels of dopamine are already riding pretty high you will know which tool to select.

Hormones and Their Effects on the Brain and Body

In this section, the speaker discusses how hormones, specifically steroid hormones, impact the brain and body.

Collaborating Hormones

• Steroid hormones tend to collaborate in the same direction. Examples include testosterone and dopamine, cortisol and epinephrine, oxytocin and prolactin, and serotonin.

• Hormones have various effects on the brain and body that can be fast or slow.

• Acetylcholine is a hormone that often acts alone but has potent effects on its own.

Manipulating Hormones

• People may try to increase or decrease certain categories of hormones naturally produced by the body such as testosterone, estrogen, oxytocin, and prolactin.

• The effects of these manipulations can control gene expression in cells that control hair growth, breast tissue (for both men and women), testicular tissue, ovarian tissue, bones, muscles etc.

• Puberty is an example of a rapid transformation caused by hormone changes.

Endocrine Organs

• Skin is an endocrine organ that secretes hormones.

• Spending time in sunlight for at least 20 minutes each day can have long-lasting actions due to steroid hormone production.

The Role of Hormones in Neuromodulation

In this section, the speaker discusses the role of hormones in neuromodulation and how they impact mental and physical health.

Hormonal Collaboration

• Oxytocin, prolactin, and serotonin tend to collaborate in the same direction after childbirth or mating.

• Acetylcholine is not part of this collaboration.

• When prolactin is elevated, dopamine levels tend to subside.

Categories of Neuromodulators

• There are four categories of neuromodulators: testosterone, estrogen, oxytocin, and prolactin.

• These hormones impact neuromodulator systems differently.

• They work in a seesaw fashion where increasing one hormone decreases another.

Tools for Maximizing Hormonal Impact

• Understanding these four neuromodulators can help select tools that increase or decrease certain categories of hormones.

• Sunlight exposure can increase testosterone and estrogen levels when applied to a large portion of one's skin each day.

• Behavioral and supplementation-based tools can press on the gas of dopamine or pull back on serotonin.

This transcript does not have clear chapter breaks. Therefore, I have organized it into three sections based on the content discussed by the speaker.

Introduction to Neuromodulators

In this section, the speaker introduces the concept of neuromodulators and explains how they work in both humans and animals.

The Role of Prolactin and Dopamine

• When prolactin is elevated, dopamine tends to be elevated as well.

• Dopamine is responsible for motivated states.

• Dopamine tends to subside when prolactin levels are high.

Epinephrine and Norepinephrine

• Epinephrine and norepinephrine are responsible for generating energy.

• Epinephrine and norepinephrine tend to work in a seesaw fashion.

• Dopamine and epinephrine are closely related neuromodulators.

Understanding Neuromodulator Systems

• Each neuromodulator system functions on its own but never truly functions alone.

• Understanding these four neuromodulators can help us achieve our goals.

Tools for Selecting Neuromodulators

• There are many tools available for selecting neuromodulators, ranging from pharmacologic to behavioral approaches.

• These tools can tap into the different neuromodulator systems to generate thoughts quickly or pull back on certain neurotransmitters.

Conclusion

In this section, the speaker concludes the talk by summarizing the main points and emphasizing the importance of understanding neuromodulators.

Recap of Neuromodulators

• Neuromodulators play a crucial role in generating energy, motivation, and focus.

• Understanding how these systems work can help us achieve our goals more effectively.

Importance of Neuromodulator Research

• Studying neuromodulators can lead to new treatments for various conditions such as depression and ADHD.

• The speaker emphasizes the need for continued research in this field.

Final Thoughts

• The speaker encourages listeners to learn more about neuromodulators and their impact on behavior and mental health.

• He concludes by thanking the audience for their attention and interest in this topic.

Stress and Serotonin

In this section, the speaker discusses how stress affects our immune system and how serotonin levels can impact our mood.

Stress and Immune System

• Stress inhibits our immune system.

• Epinephrine is deployed when we are stressed.

• Stress protects us against infections in the short-term.

Serotonin Levels

• Serotonin creates different states in the brain and body, including contentness, happiness, relaxation, pain relief, and satiety.

• High serotonin levels can make people sedate or amotivated.

• Low serotonin levels can cause agitation and high stress levels.

• Serotonin is associated with peace, contentness, having enough, and pain signals of one's offspring.

Example of High Serotonin Levels

• The speaker recalls a family dinner where a couple with a newborn was invited over by his mother.

• The couple was hyper-focused on their baby due to high serotonin levels flooded with oxytocin and prolactin.

• The couple exhibited no motivation to seek out things like food or sex due to their high serotonin levels.

Example of Low Serotonin Levels

• No specific example given.

Neuromodulators and Neuroplasticity

In this section, the speaker discusses the role of neuromodulators in focus and learning, specifically focusing on acetylcholine. The speaker also talks about neuroplasticity and how it can be impacted by various chemicals.

Role of Neuromodulators

• Epinephrine and norepinephrine are associated with energy and having a forward center of mass.

• Serotonin is associated with a peaceful, content state of being.

• Acetylcholine is mainly associated with states of focus.

• Acetylcholine is involved in focus and learning.

Impact on Neuroplasticity

• There are many ways to impact neuroplasticity through various chemicals.

• Acetylcholine has a particularly potent ability to open up neuroplasticity.

• There are many tools that can encourage neuroplasticity, but each tool could be its own entire podcast episode.

Increasing Motivation

• To increase motivation, one can increase dopamine levels above baseline that they control.

• The first thing to do is understand what the natural behavioral tools are for increasing dopamine.

Tools for Increasing Dopamine Levels

In this section, the speaker discusses various tools for increasing dopamine levels naturally.

Natural Behavioral Tools

• Exercise

• Increases blood flow to the brain

• Releases endorphins

• Increases BDNF (brain-derived neurotrophic factor)

• Cold Exposure

• Increases norepinephrine levels

• Increases dopamine levels

• Music

• Increases dopamine levels

• Can improve mood and motivation

Nutritional Tools

• Tyrosine-rich foods

• Helps with dopamine production

• Probiotics and fermented foods

• Can help with gut health, which can impact dopamine levels

Supplemental Tools

• L-Tyrosine supplements

• Can help with dopamine production

• Rhodiola Rosea supplements

• Can help with energy and focus

Consistency is Key

In this section, the speaker emphasizes the importance of consistency in achieving goals and provides tips for achieving a peaceful state of being.

Tips for Achieving Consistency

• To achieve goals consistently, it is important to be consistent mentally and physically.

• Getting bright sunlight exposure early in the day can increase serotonin levels and promote a peaceful state of being.

• Sunlight exposure to the skin can also promote a content, sated state of being.

• Avoid doing anything that harms your vision or focus, such as staring into bright lights.

Increasing Motivation with Dopamine

In this section, the speaker discusses how dopamine can increase motivation and provides tools for increasing dopamine levels naturally.

Tools for Increasing Dopamine Levels

• There are many ways to increase dopamine levels, including prescription drugs, illicit drugs, supplements, nutrition, music, and cognitive-behavioral tricks.

• Sunlight exposure above baseline can increase DRD4 (a type of dopamine receptor), which allows circulating dopamine to have a greater effect on motivation.

• Natural behavioral tools can also increase dopamine levels by increasing the efficacy of D2 and D3 receptors. These tools should be done consistently every day.

Tips for Increasing Dopamine Levels

In this section, the speaker discusses various ways to increase dopamine levels in the body.

Getting Sunlight Exposure

• Sunlight exposure can increase dopamine levels.

• Sunlight exposure should be done across the day according to different stages of sleep.

• Disrupting the architecture of sleep by burning your skin or blinding yourself is bad for you.

Limiting Caffeine Intake

• Limit caffeine intake to early in the day.

• Different people have different biological cascades from 100 to 400 milligrams of caffeine.

• Drinking caffeine consistently day-to-day can trigger dopamine release from different parts of your brain and endocrine system.

Eating Tyrosine-Rich Foods

• Eating sufficient numbers of tyrosine-rich foods can increase baseline levels of dopamine.

• Tyrosine foods include certain meats, Parmesan cheese, and other foods that are high in tyrosine.

Using Monoamine Oxidase Inhibitors (MAOIs)

• MAO inhibitors prevent the breakdown of dopamine and allow more dopamine to be in circulation.

Caffeine and Dopamine

In this section, the speaker discusses how caffeine can impact dopamine levels in the brain and provides recommendations for safe caffeine consumption.

Caffeine and ADHD

• Disrupting sleep architecture can have negative effects on cognitive function.

• Prescription drugs like Ritalin, Adderall, and Vyvanse are not recommended for most people due to potential negative side effects.

• People with clinically diagnosed ADHD should limit their caffeine intake to early in the day.

Safe Caffeine Consumption

• Drinking 100 to 400 milligrams of caffeine consistently day-to-day can increase dopamine levels.

• The speaker mainly gets his caffeine from Yerba Mate tea.

• Drinking coffee or espresso can also increase dopamine levels but should be consumed in moderation.

• Hydration and salt intake are important factors to consider when consuming caffeine.

Supplements for Increasing Dopamine

• Tyrosine-rich foods like certain meats and Parmesan cheese are precursors to dopamine synthesis.

• Mucuna pruriens is a supplement that contains L-dopa, which prevents the breakdown of dopamine.

• Certain cheeses contain tyramine, which can interact negatively with MAO inhibitors commonly used as antidepressants.

Overall, the speaker emphasizes the importance of safe caffeine consumption and consulting with a healthcare provider before taking any supplements.

Prescription Drugs and Supplements for Increasing Dopamine

In this section, the speaker discusses prescription drugs and supplements that can increase dopamine levels.

Prescription Drugs

• Prescription drugs such as Ritalin, Adderall, and Vyvanse are commonly used to increase dopamine levels in people with ADHD.

• Modafinil and Armodafinil are other prescription drugs that can be used to increase dopamine levels.

Supplements

• Phenylethylamine and L-tyrosine are supplements that can increase dopamine levels.

• Mucuna pruriens is a potent supplement for increasing dopamine levels.

• Deliberate cold exposure is another behavioral tool that can increase dopamine levels.

Cautionary Notes

• It's important to talk to a physician before adding or removing any compounds from your supplementation protocols.

• Winning at competitions or succeeding in reaching goals can also increase dopamine levels, but it's important to be cautious about manipulating dopamine in these ways.

Mucuna Pruriens and Cold Exposure

In this section, the speaker discusses why he does not recommend taking mucuna pruriens due to its potential negative effects. He also talks about his avoidance of deliberate cold exposure.

Mucuna Pruriens

• The speaker does not recommend mucuna pruriens due to its uncomfortable cold effects.

• However, if applied safely, he acknowledges that some people may take it as a way to learn resilience.

• The speaker avoids taking mucuna pruriens because it forces the body into a circumstance that floods the system with adrenaline and acutely increases dopamine.

• Deliberate cold exposure can lead to a substantial crash afterward, so the speaker does not generally suggest anyone take it unless there is a clinical need or close monitoring by someone who can manage it.

Cold Exposure

• The speaker recommends avoiding deliberate cold exposure because staying in such circumstances tends to potently increase adrenaline and dopamine levels in the body.

• There is a pretty substantial crash after deliberate cold exposure, which has been demonstrated convincingly in humans through studies published in 2000.

Supplements That Increase Dopamine

In this section, the speaker discusses two supplements that can increase dopamine: L-Tyrosine and Phenylethylamine.

L-Tyrosine

• L-Tyrosine can increase dopamine transmission within 15 to 45 minutes of ingestion and last for about 30 minutes to two hours. It leads to sustained increases in dopamine circulation in the brain and body when taken at dosages ranging from 500 milligrams to 1,000 milligrams.

• The dosage of L-Tyrosine varies depending on an individual's sensitivity to the supplement. Some people can take up to two grams, while others can barely tolerate 100 milligrams.

Phenylethylamine

• Phenylethylamine (PEA) is a more fast-acting and potent supplement that can increase dopamine and epinephrine levels in the body. It increases dopamine and some metabolites related to dopamine when exposed to much colder water of around 50 degrees or 55 degrees Fahrenheit or even 45 degrees Fahrenheit.

• PEA does not require exposure to cold water like L-Tyrosine but is more potent than L-Tyrosine.

Short Cold Exposure for Increasing Dopamine

In this section, the speaker discusses how short cold exposure can lead to long-lasting increases in dopamine.

Benefits of Short Cold Exposure

• Even as short as one minute or 30 seconds of cold exposure can lead to potent, long-lasting increases in dopamine.

• Cold water immersion or a cold shower can be used to keep prolactin levels in check and increase dopamine levels.

• Dosage levels for cold exposure protocols can be found online.

How to Perform Cold Exposure Safely

• A cold shower is likely sufficient if it gets cold enough.

• The temperature of the water is more important than whether or not there's ice present.

• If you suspect that you have a dopamine deficiency, talk to your doctor about ways you might adjust the protocol.

• See the episode on "The Use of Deliberate Cold for Health and Performance" at HubermanLab.com for more information on how to perform safe and effective cold exposure.

Tips for Maximizing Dopamine Release

• Bright light exposure should be avoided between 10:00 PM and 4:00 AM to stimulate long-lasting, significant increases in dopamine and epinephrine release.

• Using a temperature that is safe but uncomfortable is ideal for maximizing dopamine release during cold exposure.

• Stay in the water anywhere from one minute to ten minutes depending on how cold-adapted you are.

Conclusion

Cold exposure can be an effective tool for increasing dopamine levels when performed safely. Short periods of cold exposure can lead to long-lasting increases in dopamine, and avoiding bright light exposure during certain hours can also help maximize dopamine release. It is important to consult with a doctor if you suspect that you have a dopamine deficiency before attempting any cold exposure protocols.

Tools to Increase Dopamine and Avoid Epinephrine

In this section, Dr. Huberman discusses tools that can be used to increase dopamine levels and avoid epinephrine release.

Using Tools Individually

• Consider using tools individually to keep prolactin levels in check.

• Avoid throwing all the tools at once if you suspect a dopamine deficiency.

• Talk to your doctor about ways to adjust your dopamine system.

Keeping Dopamine Levels High

• Have tools in your kit that can lower prolactin and increase dopamine.

• Ensure that dopamine levels stay high regardless of travel or eating habits.

• Avoid bright light exposure between 10:00 PM and 4:00 AM.

Epinephrine Release

• Epinephrine is released during phase three of the circadian cycle (17 to 24 hours after waking).

• Bright light exposure during this time can reduce dopamine levels dramatically.

• Keep lights dimmed in the middle of the night or off if possible.

Impact on Energy Levels

• Epinephrine increases energy, but not just caloric energy.

• Bright lights negatively impact melatonin and dopamine levels, affecting alertness and thinking ability.

Using Tools to Increase Energy

In this section, the speaker discusses the importance of having a variety of tools to increase energy and how they can be used individually.

Having a Variety of Tools

• It's better to have multiple tools in your kit rather than trying to use them all at once.

• You should be able to deploy these tools depending on your situation.

• The way that the brain responds to these tools is highly individual.

Locus Coeruleus and Epinephrine

• Locus coeruleus is a brain structure that is tightly coupled with behaviors in a bidirectional way.

• Epinephrine, also called adrenaline, is released both in the brain and body when you are in action.

• Exercising early in the day increases levels of epinephrine which gives you more energy for rest of day.

• Epinephrine essentially wakes up whatever neural circuits happen to see it, increasing their excitability.

Caffeine Intake

• Caffeine does increase epinephrine and does other things to limit sleepiness.

• Pushing caffeine intake out 90 to 120 minutes after waking will avoid an afternoon crash.

How to Increase Energy Levels

In this section, the speaker discusses how to increase energy levels by increasing epinephrine in the bloodstream and brain.

Cyclic Hyperventilation

• Cyclic hyperventilation increases the amount of epinephrine released into the bloodstream and brain.

• To perform cyclic hyperventilation, inhale deeply and exhale forcefully for 30 breaths. Then hold your lungs empty before taking a deep breath in again. Repeat for a third round if desired.

• Repeating cyclic hyperventilation over and over can make you very alert and energized.

Cold Water Exposure Protocol

• The cold water exposure protocol also increases levels of epinephrine.

• This is a great tool, especially if you're getting up extra early or need more energy throughout the day.

Caffeine Intake

• Drinking caffeine too close to waking can cause an afternoon crash.

• Pushing caffeine intake out 90 to 120 minutes after waking will avoid the afternoon crash to a large degree.

Exercise

• Exercise gives you more energy and increases epinephrine secretion.

• Beta blockers can block receptors for epinephrine not just in that moment but throughout the day.

English Working with Your Cardiologist

In this section, the speaker discusses the importance of consulting with a cardiologist before engaging in any breathing exercises.

Importance of Consulting a Cardiologist

• Breathing exercises should be worked out with a cardiologist.

• It is important to increase acetylcholine before and during learning with the help of a physician.

English Moving Around More

In this section, the speaker talks about how acetylcholine released from certain areas in the brain can make people feel like moving around more.

Acetylcholine and Movement

• Acetylcholine released from certain areas in the brain can make people want to move around more.

• People might even feel agitated due to increased acetylcholine levels.

• Cyclic hyperventilation increases acetylcholine levels and makes people feel more energized and alert.

English Approaching Breathing Exercises Carefully

In this section, the speaker advises caution when practicing breathing exercises for people who are prone to panic attacks or have a lot of anxiety.

Caution When Practicing Breathing Exercises

• People with anxiety or prone to panic attacks should approach breathing exercises carefully.

• Sensory information that makes it through to our consciousness should be approached carefully.

• People may want to avoid certain types of sensory information altogether.

English Tools for Increasing Acetylcholine

In this section, the speaker discusses tools that can be used to increase acetylcholine levels in the brain.

Tools for Increasing Acetylcholine

• Maintaining healthy baselines of acetylcholine potently increases dopamine and epinephrine.

• Foods that include a lot of tyrosine will increase dopamine.

• Prescription drugs can increase epinephrine levels in the brain.

English Beta Blockers and Other Medications

In this section, the speaker talks about beta blockers and other medications that can be used to block receptors for epinephrine or calm people down before public speaking.

Beta Blockers and Other Medications

• Beta blockers are medications that block receptors for epinephrine.

• There are prescription drugs available to make people feel calm before public speaking or for various heart conditions.

• It is important to work with a physician when considering these medications.

Learning and Acetylcholine

In this section, the speaker discusses how learning is related to neural circuits and how acetylcholine plays a role in increasing cognitive function.

Acetylcholine and Nutrition

• Acetylcholine can be increased through nutrition and supplementation.

• Alpha GPC is a potent way to increase acetylcholine levels.

• Huperzinene adjusts how much acetylcholine is broken down.

• Beef liver is the most potent source of choline.

Choline Sources

• Eggs, beef, soybeans, chicken, fish, mushrooms, kidney beans are sources of choline.

• Depending on dietary preferences and needs, certain foods can be ingested to get enough choline to synthesize baseline acetylcholine.

Supplementation

• There are some excellent tools for increasing acetylcholine through supplementation.

• Alpha GPC can be taken in the acute short-term to sharpen focus.

Alpha GPC and Huperzine A

In this section, the speaker discusses the effects of Alpha GPC and Huperzine A on acetylcholine transmission and how they can improve focus.

Alpha GPC

• Alpha GPC is in the choline pathway and increases acetylcholine synthesis.

• Taking 300mg of Alpha GPC prior to workouts or cognitive work bouts improves mental focus.

• Studies show that taking a lot of Alpha GPC chronically over time may increase the risk for stroke.

• Behavioral ability to focus sharpens with taking 300mg of Alpha GPC three to four times per week.

Huperzine A

• Huperzine A is mainly in the enzymatic pathway and adjusts how much acetylcholine is broken down.

• It leads to net increases in acetylcholine in particular neural circuits, which makes it easier to focus.

• The speaker takes Huperzine A alongside caffeine and phenylethylamine before workouts or workbouts.

Importance of Behaviors First

In this section, the speaker emphasizes that behaviors should come first before using pharmacologic treatments like supplements.

• Behavioral ability to focus is related to one's ability to access and deploy acetylcholine.

• Never use purely pharmacologic treatments as people need other ways to increase neuromodulators.

• Behaviors should come first, then nutrition, supplementation, and if there's a need, pharmacologic treatments.

Acetylcholine and Serotonin

In this section, the speaker discusses how acetylcholine and serotonin can be increased to improve focus and feelings of well-being.

Acetylcholine

• Administering acetylcholine through a physician can increase acetylcholine transmission.

• Physical contact, such as holding hands or cuddling, can also increase acetylcholine.

• Dietary changes and supplementation can also help increase acetylcholine levels.

• Increased acetylcholine levels lead to improved focus.

Serotonin

• Receiving gratitude is associated with increased serotonin transmission and feelings of well-being.

• Behaviors, nutrition, and supplementation can all help increase serotonin levels.

• Increased serotonin levels are associated with brain and body states of well-being.

Gratitude and Serotonin

In this section, the speaker discusses the relationship between gratitude and serotonin. They mention that expressing gratitude can increase serotonin levels in the brain, leading to improved mood and well-being.

Foods that Increase Serotonin

• Certain foods can increase serotonin levels in the brain, including:

• Milk (especially whole milk)

• Canned tuna

• Turkey

• Oats

• Cheese (particularly cheddar cheese)

• Certain nuts and seeds

• Certain breads

• Chocolate (in moderation)

Other Ways to Increase Serotonin

• Expressing gratitude can also increase serotonin levels in the brain.

• Physical contact with others, such as holding hands or hugging, can also lead to increased serotonin transmission.

• Watching others express gratitude can also activate serotonergic pathways.

Supplements for Increasing Tryptophan

• There are supplements available that can increase tryptophan levels in the body.

• One supplement that has received attention is cissus quadrangularis.

Increasing Serotonin Levels

In this section, the speaker discusses different ways to increase serotonin levels in the body through diet and supplementation.

Foods that Increase Serotonin

• Milk, particularly whole milk, can increase circulating serotonin.

• Turkey is high in tryptophan which can help increase serotonin levels.

• Oats are also a good source of tryptophan.

• Certain cheeses like cheddar cheese can be rich in tryptophan.

• Certain nuts and seeds, certain breads, and chocolate contain myo-inositol which can have the effect of increasing serotonin.

Supplements that Increase Serotonin

• Cissus quadrangularis is a supplement that has been explored for its ability to increase serotonin levels. It has been shown to reduce anxiety when taken in dosages of about 300 to 600 milligrams.

Overall, there are many ways to increase serotonin levels through diet and supplementation. Some foods like milk, turkey, oats, cheese, nuts and seeds contain tryptophan which helps boost serotonin production. Additionally, supplements like cissus quadrangularis have been shown to be effective at increasing circulating serotonin levels.

Serotonin and Neurotransmitters

In this section, the speaker discusses various ways to increase serotonin levels in the body.

Prescription Drug Treatments

• Prescription drug treatments have been explored for ADHD and can increase circulating serotonin.

• Always talk to your physician before adding or removing something from your drug protocol.

• People vary in their sensitivity to prescription drugs.

Behavioral Protocols

• Some people might find that 300 milligrams of 5-HTP is too much.

• 5-HTP may blunt appetite and reduce libido.

• There aren't many well-controlled studies on increasing serotonin through physical contact, cuddling, or holding hands with loved ones.

• Increasing serotonin through behavioral protocols needs to be figured out on an individual basis.

Myo-Inositol

• Inositol, particularly myo-inositol, is very potent at increasing serotonin levels.

• Myo-inositol can have the effect of increasing serotonin but needs to be cycled with other neurochemicals.

• Myo-inositol has been useful for improving sleep quality and reducing anxiety.

Other Uses of Myo-Inositol

• Myo-inositol has been explored for bipolar disorder treatment and migraine relief.

• It is available over-the-counter and has been explored for a variety of conditions affecting the brain and body.

Neurochemical Tools for Mental Health

In this section, the speaker discusses the importance of using versatile tools to manipulate neurochemicals in order to achieve desired effects on mental and physical performance.

The Importance of Versatile Tools

• Anytime you remove or add something to your drug protocol, it is important to have a framework that cuts through all those episodes or prescription protocols.

• Behavioral protocols are important principles that can potently increase serotonin levels.

• Nutritional tools such as cissus quadrangularis and 5-HGP may have their uses in increasing serotonin levels.

• It is important to be mindful of the people around you when trying to create a desired effect of focus, energy, motivation, relaxation, or even subtle decreases in appetite or libido.

Manipulating Neurochemical Levels

• Adjusting macronutrients such as proteins, carbohydrates, and fats can be potent at increasing serotonin levels but need to be nuanced and arranged at different times for certain desired effects.

• Some people respond well to neuromodulators while others don't. It is important to always be on the lookout for dramatic or subtle decreases in appetite or libido when tinkering with serotonergic levels and pathways.

• There are many neurotransmitters such as glutamine, glycine, GABA etc., but today's discussion focused on dopamine, acetylcholine, myo-inositol and serotonin which are most widespread neuromodulators in the brain and body.

• Using versatile tools allows you access particular brain states like reducing anxiety and body states that most people desire.

Conclusion

• Manipulating neurochemical levels is important for achieving desired effects on mental and physical performance. It is important to use versatile tools and be mindful of the people around you when trying to create a desired effect.

Understanding Neuromodulators

In this section, the speaker talks about how there is no simple laboratory test to predict whether nutritional tools or prescription drugs will be useful for an individual. The goal is to better understand neuromodulator systems and predict which tools will be most effective.

Importance of Neuromodulator Systems

• Different neuromodulator systems can tap into different brain states.

• Understanding these systems can help predict which tools will be most effective.

• This principle applies to both nutritional tools and prescription drugs.

Using Supplements for Brain States

• Supplements can give access to particular brain states that people desire.

• While supplements aren't necessary for everybody, many people derive tremendous benefit from them.

• Momentous supplements are high quality and available in versatile dosages and formulations.

Supporting the Podcast

• Support the podcast by subscribing on YouTube or leaving a five-star review on Spotify or Apple Podcasts.

• Provide feedback or suggest topics/guests in the comment section on YouTube or social media (@hubermanlab).

• Check out sponsors mentioned at the beginning of today's episode at liveMomentous.com/huberman.

Conclusion

• There is no simple laboratory test for understanding neuromodulators. However, understanding these systems can help predict which nutritional tools, prescription drugs, or supplements will be most effective.

Neural Network Newsletter

In this section, the speaker mentions a newsletter related to neural networks.

• The newsletter is focused on neural networks.