Nioxin Diaboost is an intensive leave-in treatment formulated to increase the thickness of each hair strand. As well as increasing the diameter of each hair strand it also penetrates the hair strand to help protect against breakage.

How to use
Your hair needs to be clean and damp prior to use. After your 3 System steps towel dry and apply Diaboost directly to the root and mid length area. Gently massage in for a minute or so. Comb through your hair and style as usual.