The chemical peel, which contains 8% glycolic acid (ANA), evenly removes dead skin particles - gently removes top layer and creates fresh skin Removes dark spots and dead skin, revitalizes. - Reduces the appearance of pigment spots, imperfections and fine lines. How to use: Apply 2-3 drops of serum in the evening, at bedtime and massage into facial skin. - For starters, apply every other evening for 1 week to let the skin get used to the acid, then apply every night, once the serum is absorbed, move on to a face cream that suits your skin type. - After the first few coats, a tingling sensation occurs, which quickly subsides.