Instantly restoreyournatural hair color, from The gray hair to a vivid dark color, regain yourconfidence backby looking and feelingyounger againwith the all-newHair Darkening Shampoo Bar. Itnaturally restores pigment cells, while conditioning with100 % organic herbswhich arenon- toxic&chemical-free. Safer compare to any traditional shampoo while bringing you a shiny & vivid hair look. The main ingredientPolygonumhas the ability to reactivateMelanocytes pigment-producing cells in hair follicles, whichpromotes blood circulationof the scalps, whichstimulates hair growth, resulting in improved hair growth in just a couple of weeks!