Keratin is a hair-strengthening protein. Tested by dermatologists. Aqua , Cetearyl Alcohol , Glycerin , Behentrimonium Chloride, Ricinus Communis (Castor) Seed Oil , PCA Glyceryl Oleate , Soluble Collagen , Hydrolyzed Keratin , Tocopheryl Acetate , Citric Acid, Sodium Benzoate, Potassium Sorbate, Parfum.
