Glycolic acid (hydroxyacetic acid) — the most commonly used form of alpha hydroxy acids (AHAs) and one of the most effective ingredients in today’s skin-rejuvenation business. It works on both the epidermis and dermis. Scientists and formulators believe glycolic acid has greater penetration poten...
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Bev's Skincare Glossary
Want to know more about the details in the chemistry of skin care?
Here you can look up any topic - sorted alphabetically - and read more about what each ingredient includes and does for your skin.