Nioxin Diamax Advanced Treatment with HTX technology is your premium treatment for stronger, longer hair tomorrow. Visibly thickens hair (up to 8 hours) so it's like having 11,000 more hair strands. With daily use, protects existing hair roots and ends against damage and breakage allowing hair to grow longer. HTX technology includes ingredients which provide notable benefits for skin care such as caffeine, panthenol and niacinamide that deliver visibly thicker-looking hair. *vs. non-conditioning shampoo for up to 8 hours. **based on scalp with an average of 100,000 hairs, vs no treatment.