Nioxin® System 7 Scalp Treatment   Nioxin® Scalp Treatment System 7 – for medium to coarse, chemically enhanced hair in the early stages of thinning – is used daily to improve the appearance of thinning hair.   SmoothPlex provides moisture, natural shine, and smooth control. Glyco-Fused Complex safeguards the scalp from drying irritation caused by chemical services and extends longevity and vibrancy of color. Transactive Delivery System is a time-release delivery system formulated with vitamins that provides moisturizing nourishment for the scalp and hair.   System 7 is a 3-Step system for MEDIUM-COARSE, CHEMICALLY ENHANCED HAIR EARLY STAGES OF THINNING that consists of the Cleanser, the Scalp Therapy and the Scalp Treatment.