Through using advanced hair technologies, Nioxin products provide help, and more importantly results, to people experiencing thinning hair. Nioxin's System 2 Cleanser delivers fuller looking hair for noticeably thinning, fine, natural hair. It also protects the scalp. Technologies Bio AMP- Provides thicker looking hair and improves strength. Active Renewal-Cleansing agents refresh scalp environment and adds a healthy shine to natural hair. Scalp Access Delivery System- Removes residue and follicle clogging whilst also providing sun protection for the scalp's skin. Directions For best use, use in conjunction with Nioxin's 3 part daily use treatment. First, cleanse with System 2 Cleanser, then apply System 2 Conditioner to wet hair and leave in between 1 and 3 minutes before rinsing out. Finally apply the leave in System 2 Scalp Treatment.