Face fact glow + resurface lactic acid serum,lactic acid helps improve your skin built in process for keeping itself hydrated/natural moisture factor.Lactic acid helps to keep your skin moisturized and feeling less dry.fading sun spot or age spot and smoothing or softening fine line and wrinkles is another benefit of lactic acid.How to useIn the morning apply a few drops of the serum directly on the face before applying make-up,gently massage into the skin until fully absorbed.In the evening,apply a few drops of the serum directly on the cleansed dry skin,gently massage into the skin until fully absorbed and leave on overnight.Face fact glow + resurface lactic acid serum,lactic acid helps improve your skin built in process for keeping itself hydrated/natural moisture factor.Lactic acid helps to keep your skin moisturized and feeling less dry.fading sun spot or age spot and smoothing or softening fine line and wrinkles is another benefit of lactic acid.How to useIn the morning apply a few drops of the serum directly on the face before applying make-up,gently massage into the skin until fully absorbed.In the evening,apply a few drops of the serum directly on the cleansed dry skin,gently massage into the skin until fully absorbed and leave on overnight.