Nioxin System 1 Scalp Treatment - 200ml Nioxin System 1 Scalp Treatment is a volumizing leave-on treatment that contains antioxidants and botanicals that help to provide a refreshed scalp environment for normal-thin looking hair. For normal - thin looking, fine, natural non chemically treated hair. Technology Transactive Delivery System with antioxidants, botanicals, vitamins, and purifying agents to help clean away follicle-clogging sebum and environmental residues from the scalp, leaving the scalp feeling clean and refreshed. BioAMP with cystine amino acids, and lightweight conditioning and treatment ingredients; helps provide thicker-looking hair by increasing the fullness of each hair strand, and reducing hair loss through strengthening against damage and breakage. Activ-Renewal with white tea extract, peppermint oil and cleansing agents to help cleanse and provide a refreshed scalp environment and healthy shine to natural hair. Use Apply directly to entire scalp. Gently massage into scalp. Do not rinse. Use daily. May cause temporary redness to scalp after application.