What is it
Lactic acid is one of the most effective AHAs (Alpha hydroxy acids). It is extracted from milk, although is usually found in synthetic forms in cosmetics. Lactic acid is also a substance produced by our muscles when we work out.
What it does
Lactic Acid is a gentle exfoliator that removes dead skin cells, revealing the brighter, smoother, even-toned skin underneath.
If used in high concentrations, lactic acid can be irritating.