Nioxin Scalp Therapy Conditioner System 1: Nioxin’s Scalp Therapy Conditioner System 1 for natural hair with light thinning is the second step of a three part Nioxin regimen, specially formulated to strengthen the hair to prevent breakage and amplify hair texture. This lightweight professional conditioner for normal to light thinning hair helps to retain moisture balance, providing hair resilience reducing breakage and leaving the hair fuller-looking. Nioxin Cleanser Shampoo System 1: Nioxin’s cleanser shampoo System 1 for natural 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. Nioxin Scalp Therapy Conditioner System 1: Professional hair & scalp conditioner for fine, natural hair with light thinning. Lightweight conditioner for normal to light thinning hair, hydrates hair and scalp for thicker, fuller-looking hair. Hydrates scalp and hair from root to tip from the first use. Strengthens hair against damage and breakage. Nioxin System Kit is designed to strengthen the hair and amplify hair structure. Nioxin Cleanser Shampoo System 1: It prepares hair and scalp for a complete hair thickening treatment. Professional hair and scalp cleansing shampoo for natural hair with light thinning. Nioxin System 1 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.