Nioxin 3d intensive hair booster is a diameter protection leave on treatment, which conditions hair and forms a protective barrier against cuticle damage and protects thinning hair. This nioxin treatment is a leave on professional hair treatment with kerapro complex is particularly designed for progressed thinning hair and works on specific areas of concern, such as a receding hairline or a low density crown. Nioxin 3d intensive hair booster with vitamin complex gives a warming sensation after application. Features and benefits leave on cuticle protection offers professional treatment for hair with progressed thinning. Diameter protection, protects hair thickness. Conditions hair and forms a protective barrier against hair cuticle damage. For specific concerns such as receding hairline or low density crown. To use massage twice daily into areas of concern. Distribute through hair using fingertips, from the roots to the tips at areas of low density and along the hairline. Apply nioxin 3d intensive hair booster prior to the nioxin scalp and hair treatment from your system kit.