Lactic acid 12% increases dermal thickness by 9% -- JAAD.
This article was originally published in The Rose Sheet
Executive Summary
LACTIC ACID 12% SHOWS "SIGNIFICANT INCREASES" IN DERMAL THICKNESS VERSUS 5% FORMULA, which had a "lack of effect," according to a study conducted by Walter Smith, PhD, Walter Smith Consultants, and published in the September issue of the Journal of the American Academy of Dermatology. The study, entitled "Epidermal and dermal effects of topical lactic acid," was conducted to determine whether treatment with 5% and 12% lactic acid produces "different cosmetic results and...changes in the epidermis and dermis."