The ordinary Lactic Acid 5% + HAA mild alpha hydroxy acid solution that offers gentle yet effective exfoliation targeted at the skins surface. Reveals smoother skin. This water based serum is ideal for dry and sensitive skin. How To Use: Apply once per day, ideally in the PM. Can be diluted with other treatments to reduce strength until skin develops tolerance. Avoid contact with eyes. Ingredients: Aqua (Water), Lactic Acid, Glycerin, Pentylene Glycol, Propanediol, Sodium