Youthair Anti-Grey Hair Restoration Cream provides the help you need by providing essential ingredients for color change. Youthair Anti-Grey not only restores your natural hair color, but also provides all of the following properties. Visible results in 1 week. Full coverage in 3 weeks. 100% natural result because it is your own hair color. Works gradually, so not 1 x from gray to full color. Colors hair in the hair follicles so no gray roots.