Louis Widmer AHA-Concept AHA 10% Peeling Cream is a product of very effective treatment that is suitable for all skin types, especially oily and mixtes. It is formulated with AHA acids (alpha-hydroxy acids), are mainly natural fruit acids. AHA cream also contains glycolic acid, malic acid and citric acid, which are plants, as well as lactic acid. These fruit acids promotes cell renewal and improve skin hydration. Panthenol in has a calming effect on sensitive or irritated skin. It also has vitamin E neutralizes the harmful effects of free radicals.