Nioxin System 4 Treatment is the answer to all your worries regarding noticeable hair thing. This Nioxin hair treatment removes follicle clogging sebum, fatty acids and environmental pollutants thereby cleansing hair and scalp of unwanted residues. This hair thinning treatment has a light conditioner which provides hair resilience and improves moisture balance. This Nioxin hair treatment has cystine amino acids which provide thicker looking hair by improving fullness of each hair strand. Other natural extracts of the glycoshield technology of Nioxin System 4 Treatment rejuvenate and refresh scalp and protect against sun damage. This hair thinning treatment improves over-all hair and scalp environment.