Nioxin's cleanser shampoo system 5 for bleached chemically treated hair with light thinning is the first step of a three part nioxin regimen, specially formulated to strengthen the hair and amplify hair structure. It prepares hair and scalp for a complete hair thickening treatment with nioxin's three part system 3. This professional derma purifying cleanser shampoo removes dirt, excessive oil and other environmental residues from the scalp and hair. Features and benefits it prepares hair and scalp for a complete hair thickening treatment. Professional hair and scalp cleansing shampoo for bleached hair with light thinning. Nioxin system 5 three part nioxin regimen, specially formulated to strengthen the hair and amplify hair structure. Helps remove dirt, excessive oil and other environmental residues from scalp and hair. Peppermint oil refreshes your scalp from first use. Best results achieved when used 3 steps together. To use gently massage onto wet hair and scalp. Lather for 1 minute. Rinse thoroughly. Use daily. Use in combination with nioxin system 5 scalp therapy conditioner plus scalp and hair treatment.