Definitions for "Alpha Hydroxy Acid"
Keywords:  aha, exfoliant, glycolic, lactic, malic
Any one of several natural acids (glycolic, lactic, citric, malic) obtained from fruit which assist in shedding dead skin cells. They provide the benefit of chemical exfoliation of the skin, making skin appear clearer. Solutions vary from 2% to 15% (with anything higher needing a prescription to acquire.) 8% formulas are generally recognized as being quite effective with minimal irritation. Glycolic acid is thought to be the most effective exfoliant of all the alpha hydroxy acids. (See Special Information Section for how to make a homemade AHA solution.)
known as AHA, these solutions are used as exfoliants. They can help reduce ingrown hairs and improve the look of skin.
Product containing AHA exfoliate. Should be used with caution as can cause increased sensitivity to sun and damage to the skin's protective barrier.