22- ¿QUÉ ES LA LACTOSA? || BIOQUÍMICA
What is Lactose and Its Curiosities?
Understanding Lactose
- Lactose is a disaccharide composed of two monosaccharides, galactose and glucose, linked by a covalent bond known as a glycosidic bond.
- It occurs naturally in milk, which is the primary source studied in nutrition courses.
The Rise of Lactose Intolerance
- In recent years, lactose has gained notoriety due to increasing reports of lactose intolerance among individuals.
- Many dairy products labeled "lactose-free" still contain lactose; they are treated with an enzyme called lactase that breaks down lactose into absorbable monosaccharides.
Genetic Factors and Adaptation
- Some people are genetically predisposed to produce insufficient lactase from birth or develop intolerance over time due to reduced consumption of dairy products.
- When individuals stop consuming lactose regularly, their intestines may reduce lactase production, leading to difficulties when reintroducing lactose into their diet.
Recommendations for Dairy Consumption
- Gradual reintroduction of dairy can help restore tolerance; initial discomfort may occur but often subsides with continued consumption.
- It is advised to consume regular dairy products rather than those labeled as "lactose-free," as this can prevent the development of intolerance over time.
Conclusion and Sharing Insights