For Fine, Chemically Enhanced, Normal to Thin-Looking Hair A daily volumizing cleanser that gently removes residue & DHT from the hair & scalp & safeguards the scalp from drying irritation while helping to prevent color fadage. This Product is developed by Nioxin lab with advanced formula, which are: Bio Amp adds thickness & strength. Glyco-Color Shield Dual protection technology designed to safeguard the scalp skin & preserve hair color. Scalp Protection: Formulated with herbs & botanicals to moisturize & help guard the scalp skin from chemical service residues. Hair Color Protection: Custom-built molecular technology designed to provide CLINICALLY PROVEN* color protection & vibrancy. Transactive Delivery System delivers essential nutrients onto the scalp which improves the appearance of thinning hair & creates an environment for fuller, healthier-looking hair. How to use: Apply to wet hair & lather, leave on for 1minutes, & then rinse thoroughly. For best result, follow with other two Nioxin System 3 products.