Glycolic Acid Home » Academy » Ingredient Dictionary » Glycolic Acid Glycolic Acid Very small molecules.Excellent skin penetration.Exfoliation: deep and specific.Dissolves intercorneocytic cement.Unifies and brightens the complexion.Firming and toning. Products with Glycolic Acid Pigment Perfect Exfoliating Foam Cleanser $58.00 Add to cart VitaRepair AHA Moisturizing Cream $79.00 Add to cart