Pureology cleansing agents: Sodium Lauryl Sulfoacetate, Disodium Laureth Sulfosuccinate, Sodium Cocoyl Isethionate, Sodium Lauryl Sarcosinate, Cocamidopropyl Hydroxysultaine, Cocamidopropylamine Oxide, and Decyl Glucoside
Sodium is what you should avoid. It breaks down the keratin bond.