A 3-step professional system including a shampoo, conditioner, and leave-on treatment, clinically designed to target light thinning for color-treated or dry, damaged hair. System Kit 3 delivers essential nutrients and antioxidants to the scalp, nourishing and protecting it against damage. Clinically and dermatologically tested, to deliver more thickness, fullness, and density in 30 days. Formulated with powerful ingredients like niacinamide, wild mint oil, peppermint oil, and caffeine. THICKENS THE HAIR: clinically designed to add thickness and fullness to dry, damaged, color-treated hair with light thinning, with visible results in just 30 days. SUPPORTS SCALP HEALTH: The 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 while protecting the color. NOURISHES THE SCALP: Infused with nourishing botanicals and antioxidants, this kit's Scalp + Hair Thickening Leave-On Treatment can nourish and revitalize the scalp, improving its overall health and condition.