System 2 Conditioner is designed for natural, untreated hair with progressed thinning. Clinically and dermatologically tested, this lightweight conditioner helps provide hair resilience, hydrates scalp and hair from root to tip. Nioxin System 2 Conditioner enhances scalp health by promoting a healthy environment for hair growth. Formulated with a powerful blend of wild mint oil and peppermint oil. Its lightweight, moisturizing formula contains ingredients that strengthen the hair against damage and breakage, while promoting a healthier scalp. THICKENS THE HAIR: clinically designed to add thickness and fullness to natural hair with progressed thinning, with visible results in just 30 days SUPPORTS SCALP HEALTH: gently cleanses the scalp, removing impurities and excess sebum that can clog hair follicles, creating a healthier environment for the scalp REDUCES HAIR THINNING: helps minimize hair breakage, promoting the appearance of fuller, thicker hair NOURISHES THE SCALP: infused with antioxidants and UV protecting ingredients