A deep cleansing, chelating shampoo designed to penetrate the hair shaft to remove residual chlorine, iron and fatty acids left behind from medication and minerals, or from hard water trapped within the cortex. Key Benefits of Paul Mitchell Clarifying Shampoo Three®: - Deep, internal cleanser: Removes chlorine, iron, minerals and medication. Use before all deep conditioning treatments to enhance penetration and performance. - Strengthens: Helps increase inner strength and prevent immediate redeposit of impurities. - Excellent for swimmers: Use after swimming to help prevent "chlorine green". pH: 9.0 Key Ingredients: - Disodium Cocoamphodiacetate: A naturally-derived cleansing and conditioning agent. - Magnesium Carbonate: Salts which add strength internally by forming an artificial "backbone" by attaching to the negatively charged damage sites within the cortex, helping prevent immediate redeposit of minerals, iron, fatty acids and chlorine. - Sodium Thiosulfate: A mild chelating agent