The Nioxin Diamax Advanced Treatment is for those wanting thicker, fuller-looking hair. This leave-on treatment increases the diameter of each hair strand with up to 8 hours of fullness and protection against breakage. 25% more active ingredients vs. regular Nioxin Diamax Treatment Good for those with thinning, colored hair, or dry scalps 8 hours of protection Who Is It For? Those wanting fuller, thicker-looking hair What Does It Do? Increases hair diameter Protects against breakage How Do You Use It? After evenly throughout the scalp Massage gently at the roots and comb through Do not rinse off For exceptional results, use daily on wet or dry hair