The Nioxin System 4 Step 1 Cleanser Shampoo for Colored Hair with Progressed Thinning is a purifying colour safe shampoo that is suitable for colour treated hair with progressed thinning.

Using Pro-Color Shield technology that helps to remove follicle clogging sebum, fatty acids and environmental residues from hair and scalp. For optimal results use with System 4 Scalp Therapy Revitalizing Conditioner and Scalp & Hair Treatment.

Gently massage onto hair and scalp and rinse well.