Glycolic acid is an alpha-hydroxy acid (AHA) derived from sugar cane. It’s one of the most widely used and studied exfoliants in cosmetics due to its small molecular size, allowing it to penetrate deeply and act effectively on the skin. Cosmetic Benefits of Glycolic Acid Exfoliates Dead Skin Cells Brightens Skin Tone Reduces Fine Lines and Wrinkles Treats Acne and Congestion Improves Skin Texture