Cleanse, restore & tone blonde color-treated hair with Pureology Strength Cure Best Blonde Shampoo. The Zero Sulfate Shampoo formula with violet pigments & their exclusive Antifade Complex® helps keep blonde hair toned & neutralizes brassiness. This system of shampoo & conditioner works to help restore & strengthen fragile, over-processed color treated hair. Discover the perfect balance of strength & velvety softness. 100% Vegan no ingredients of animal origin.