Nioxin System 5 Scalp Therapy Revitalizing Conditioner 1LNioxin System 5 Scalp Therapy Revitalizing Conditioner 1L: For Chemically Treated Hair with Light Thinning Nioxin System 5 Scalp Therapy Revitalizing Conditioner is designed specifically for chemically treated hair experiencing light thinning. This professional grade conditioner hydrates and nourishes the scalp and hair, enhancing hair texture and providing a fuller, more voluminous appearance. Key Features: For Chemically Treated Hair with Light