Nioxin Derma Purifying System 3 Cleanser Shampoo (Colored Hair, Light Thinning, Color Safe) 1000ml/33.8oz

A purifying shampoo for colored hair with light thinning Works as the first hair care step of the 3-Part treatment Helps strengthen hair structure to prepare scalp & hair for a full thickening treatment Contains Glyco-Shield 2.0 technology to remove sebum, fatty acids & dirt from scalp & hair Deeply cleanses scalp & hair to help hair grow thicker & fuller Keeps hair color staying brilliant without fading