Black Ganoderma Polygonum ShampooOur shampoo bar contains precious medicinal materials such as Polygonum multiflorum, which can reactivate hair pigment cells and melanocytes. Get Natural Hair Color EffortlesslyJust apply this Dr. Wen Black Ganoderma Polygonum Shampoo like normal shampoo, instantly restore your natural hair color, from gray hair to vivid dark color. Refreshing and RevitalizingBlack Ganoderma Polygonum Shampoo helps to maintain the oil and water balance of the scalp, preventing it from becoming too greasy or too dry,leaves the scalp feeling refreshed and revitalized, It ensures that the hair remains hydrated, healthy and shiny. Deep CleansingBlack Ganoderma Polygonum Shampoo deeply cleanses the scalp and hair,resulting in fresh and healthy hair. Strong and Healthy HairBlack Ganoderma Polygonum Shampoo can effectively improve scalp, which is essential for healthy hair gr-owth. Shouwu Darkening Shampoo Bar helps balance oily scalp, increasing hair volume while restoring nutrients to hair follicles.