Redken Extreme Conditioner strengthens damaged hair, leaving it healthy and resilient. This fortifying deep conditioner for dry, damaged hair treats the root, core and tip of the hair. Extreme Conditioner is formulated with Redken's Strength Complex which contains Amino Acids and Arginine to strengthen and fortify the hair, and Citric Acid to balance pH. Manage and treat damaged hair with the complete Extreme shampoo and conditioner hair care system.