Transform your hair with the Nioxin Pro Clinical System 1 Kit, designed for natural, untreated hair with light thinning. This clinically tested kit includes a 300ml Scalp + Hair Shampoo, a 300ml Scalp + Hair Conditioner, and a 100ml Scalp Care + Hair Thickening Treatment. Experience thicker hair in just 30 days, with 8 out of 10 users reporting visible results. The formula gently cleanses, removes impurities, and minimizes breakage, while botanicals and antioxidants nourish your scalp. Follow our application steps for best results and enjoy beautifully thickened hair.