Lactic Acid Definition
- Lactic acid is an organic compound with the formula C₃H₆O₃, classified as an alpha-hydroxy acid (AHA).
- It is naturally produced in the body during anaerobic respiration (when oxygen is scarce), especially during intense physical activity.
- It is also found in fermented foods like yogurt and sourdough.
Structure:
- Chemical Formula: C₃H₆O₃
- Molecular Structure: Contains a hydroxyl group (-OH) and a carboxyl group (-COOH) attached to a three-carbon chain.
- Geometry: Tetrahedral geometry around the carbon atoms.
Uses:
- Food Industry: Used as a food preservative, flavoring agent, and acidity regulator.
- Cosmetics: Used in skincare products as an exfoliant and moisturizer.
- Pharmaceuticals: Used in the production of lactate salts for medicinal purposes.
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