Nioxin System 4 Scalp & Hair Shampoo - 300ml For colored hair with progressed thinning Nioxin Pro Clinical's System Kit 4 is designed for dry, damaged, color-treated hair with progressed thinning. Clinically and dermatologically tested, this shampoo nourishes and gently cleanses your hair to prevent against follicle-clogging sebum, resulting in thicker, fuller hair. 85% of consumers noticed a thickening effect with our hair thickening products 80% noticed an increase in hair density 80% noticed an increase in hair fullness Key benefits Thickens the hair: clinically designed to add thickness and fullness to natural hair with progressed thinning, with visible results in just 30 days Supports scalp health: advanced formula gently cleanses the scalp, removing impurities and excess sebum that can clog hair follicles Reduces hair thinning: helps minimize hair breakage, promoting the appearance of fuller, thicker hair Nourishes the scalp: infused with antioxidants and uv protecting ingredients, the treatment can nourish and revitalize the scalp, improving its overall health and condition Featured ingredients Formulated with a powerful blend of wild mint oil, peppermint oil, and salicylic acid. How To Apply Nioxin System 4 Shampoo onto wet hair and scalp. Gently massage and rinse thoroughly with water. For best results, use daily in combination with Nioxin System 4 Conditioner.