One of Redken's best-selling products, this hair strengthening conditioner protects shine, repairs damaged hair and leaves it supple and shiny. Using the full system with Extreme's Shampoo, Conditioner and Anti-Snap will help your hair to have a 73% decrease in breakage and become 3x stronger. Redken Extreme Conditioner benefits: - Ester, Quaternium, Emollient, Dimethicone, Glycerine & Fatty Alcohol: Part of a conditioning system for smoothness and softness - Amino Acids, Arginine & Vegetable Protein: To help fortify, repair strength and add flexibility - Citric Acid: For pH balancing