What is it: Nioxin Pro Clinical's System Kit 4 is designed for dry, damaged, color-treated hair with progressed thinning.

Why you'll love it: Clinically and dermatologically tested, this shampoo nourishes and gently cleanses your hair to prevent against follicle-clogging sebum, resulting in thicker, fuller hair. Featured ingredients: Formulated with a powerful blend of wild mint oil, peppermint oil, and salicylic acid.

• 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

• 85 Percent of consumers noticed a thickening effect with our hair thickening products
• 80 Percent noticed an increase in hair density
• 80 Percent noticed an increase in hair fullness