NIOXIN Intensive Therapy DiaMax with high concentration of HTX a Thickening Xtrafusion Treatment, scientifically designed and tested to increase the thickness of each of your hair strands for fuller looking hair. NIOXIN DiaMax advanced, with a fusion of Niacinamide, Panthenol and Caffeine, is proven to: 1. Deliver visible thicker-looking hair after 1 use. 2. Thicken existing hair at the roots. 3. Protect hair against breakage allowing it to grow longer.