Nioxin® System 6 Scalp Treatment A daily leave-in scalp treatment with SPF15 that delivers essential botanicals, nutrients, antioxidants and cytokines (proteins) onto the scalp skin and hair to help safeguard against environmental residue and DHT buildup on the scalp while protecting against harmful UVA and UVB rays.   For Medium/Coarse Natural Hair that is Noticeably Thinning A topical scalp treatment. This chaperone-molecule based treatment is formulated with Activ-Renewal a concentrated blend of age-defying botanicals and humectants including the powerful antioxidant White Tea Extract.   Healthy looking hair begins with the scalp. NIOXIN® is skincare for the scalp. Nioxin® System 6 works to provide an optimal scalp environment to prevent hair loss in clients whose hair is noticeably thinning. Nioxin System 6 is for medium to coarse non-chemically treated hair.