Amazon.com: Nioxin System Kits | Scalp + Hair Thickening | Natural, Colored, & Damaged | Hair with Light to Progressed Thinning | Strengthen & Boost Hair Density with Niacinamide & Biotin | 1 Month Supply : Beauty & Personal Care

• 85% of consumers noticed a thickening effect, 80% noticed an increase in hair density, 80% noticed an increase in hair fullness
• Thickens the hair: Nioxin System Kit 4 is clinically designed to add thickness and fullness to dry, damaged, color-treated hair with progressed thinning, with visible results in just 30 days
• Supports scalp health: The advanced formula of Nioxin System Kit 4 gently cleanses the scalp, removing impurities and excess sebum that can clog hair follicles, creating a healthier environment for the scalp
• Reduces hair thinning: By strengthening hair resilience, Nioxin System Kit 2 helps minimize hair breakage, promoting the appearance of fuller, thicker hair while protecting the hair color
• Nourishes the scalp: Infused with nourishing botanicals, antioxidants, and UV protecting ingredients, this kit's Scalp + Hair Thickening Treatment can nourish and revitalize the scalp, improving its overall health and condition