For fuller-looking, moisturised hair. Nioxin Cleanser System 2 is a daily volumising cleanser that gently removes residue & DHT from the hair & scalp to promote a healthy scalp environment. It also provides nourishing vitamins, proteins & amino acids. For fine, natural, noticeably thinning hair. Nine out of ten people perceive a thickening effect when using the daily 3-Part System. How it works: Bio Amp: Adds thickness & strength. Activ-Renewal: Gives a more youthful-looking scalp & fuller, healthier looking hair. Scalp Access Delivery System: Helps protect nutrients as they moisturize & energize the scalp & hair combined with SPF scalp protection against UV rays.