The Nioxin System 3 helps to thicken and re-densify the hair whilst supporting hair colour. Helps to balance the hairs moisture levels and remove fatty acids and residues from the hair. Improves the hairs texture and resilience whilst reducing hair thinning. Formulated with hardworking antioxidants and botanicals to refresh the scalp environment, Nioxins Scalp Treatment is the third step in this advanced system to restore thickness to hair. To use: Apply directly to entire scalp. Gently massage into scalp. Do not rinse.