Keratin Complex Keratin Care Duo Shampoo and Conditioner helps to prolong your keratin treatment so that your hair maintains itself smooth and full of shine from one week to the next. Ingredients include Glycerin Hydrolyzed Keratin Hydrolyzed Soy Protein Hydrolyzed Wheat Protein Citric Acid. This is a unisex product. Can be used on all types of hair.