Nioxin Scalp + Hair Thickening System 2 Leave-On Treatment is specifically designed for individuals with natural hair experiencing progressed thinning. This advanced formula works to combat hair loss due to breakage, providing a refreshed scalp environment that promotes thicker, fuller-looking hair. With Scalp Access 2.0 technology, it nourishes the scalp and strengthens hair resilience, making it an essential part of your hair care routine. The treatment is clinically tested and dermatologically approved, ensuring safety and effectiveness for daily use.