NIOXIN System 4 Cleanser Shampoo has been specially formulated to intensify fullness and restore moisture balance in coloured hair with progressed thinning. A three-part regimen, the cleanser is your first step to achieving voluminous hair. Uniquely fortified with advanced technologies, the shampoo with thickening BioAmp™ and scalp rejuvenating Glyco-Shield™ helps remove follicle-clogging sebum, fatty acids and environmental residues that accumulate daily on the scalp and hair. Deeply cleansing, the innovative formula will leave your hair full, thick and strong.