Exfoliating Serum 17 is a lightweight exfoliating serum featuring a skin retexturizing formula that promotes healthy skin renewal and visibly reduces the varying signs of aging. Formulated with 17 Free Acid Value of Glycolic Acid to exfoliate, moisturize skin, allow for increased penetration and better efficacy of other ingredients. This innovative formulation promotes healthy skin renewal with 3 increasing concentrations of Glycolic Acid to help exfoliate dead surface skin cells and reveal fresher, younger looking skin. Exfoliating Serums in the 3 varying strengths provide the ultimate layering formula for all skincare regimens to enhance skin tone and smoothness. Exfoliating Serum 17 is the high-strength serum in the Rejuvenating range. Exfoliating Serums reduce appearance of fine lines, wrinkles, photo-damage and other signs of aging. Exfoliating Serum 17 is suitable for all skin types and skincare regimens.
Azelaic acid, AHAs and PHAs at higher concentrations appear to diminish hyperpigmentation. In summary, salicylic acid is an aromatic hydroxy acid, and AHAs, PHAs and ABAs are aliphatic. Hydroxyacids. At present, only vitamin A and aliphatic hydroxy acids have been shown to be topically effective for photoaging skin.