Get thicker, fuller-looking hair which is more manageable after just one use with Nioxin 3D Intensive Diaboost Hair Thickening Xtrafusion Treatment. Diaboost with HTX Technology blends ingredients which provide notable skin care benefits. The existing diameter of hair is boosted to increase the thickness of each strand. Nioxin 3D Intensive Diaboost Hair Thickening Xtrafusion Treatment helps you to gain thicker and fuller-looking hair. Innovative Diaboost with HTX Technology increases the thickness of each hair strand for fuller looking hair. This treatment blends ingredients such as caffeine, panthenol, and niacinamide to deliver more manageable and visibly fuller, thicker hair after just one use. Existing hair diameter is instantly boosted, increasing the thickness of each strand, and leaving hair looking fuller and feeling thicker. Key Features of Nioxin 3D Intensive Hair Thickening Treatment Diameter-boosting leave-in treatment Increases the thickness of each strand of hair Hair is left more manageable, thicker, and fuller-looking Unique blend of skin-caring ingredients Notice the effects after just one use