This Nioxin System 3 Cleanser is specifically formulated to remove dirt, excess sebum, and residue from the scalp and the hair of individuals with fine hair that appears normal to thin, especially those who chemically treat their hair. It works to cleanse deeply while preparing the scalp environment for optimal hair density and fullness. Consistent use within the Nioxin 3-Step System helps to refresh the scalp and provide thicker-looking hair from the first use.