Revitalize and protect thinning, color-treated hair with a powerful solution formulated to restore density. The Kit Nioxin System 4 Scalp & Hair for Color-Treated Hair with Advanced Thinning is a complete 3-step system that includes a shampoo, conditioner, and leave-in treatment. This regimen infuses your scalp and hair with essential nutrients and antioxidants, while providing UV protection and gently cleansing and unclogging follicles. It reduces breakage, protects hair color, and makes hair appear thicker and fuller.
