What is it: A 3-step professional system including a shampoo, conditioner, and leave-on treatment, clinically designed to target progressed thinning for natural, untreated hair. The Scalp + Hair Thickening Treatment contains UV protecting ingredients for the scalp and hair. Why you'll love it: It delivers essential nutrients and antioxidants to the scalp, nourishing and protecting it against damage. Clinically and dermatologically tested, delivering thicker, fuller hair in 30 days. THIS SET INCLUDES: Nioxin System 2 Shampoo 300ml Nioxin System 2 Conditioner 300ml Nioxin System 2 Treatment 100ml HOW TO USE Step 1: Apply shampoo to scalp and massage evenly. Rinse thoroughly. Step 2: Rub condition from root to ends. Rinse thoroughly. Step 3: Apply treatment to scalp and hair, from roots to ends. Do not rinse. Use the complete Nioxin System 2 Kit system daily for visible results.