Really. When buying, you should look for regular and brand-authorized merchants. Dr. Tik Tok· Shang Hou's black hair is real and registered with the local industrial and commercial bureau. It is a shampoo product, which is added with Sophora flavescens, Polygonum Multiflori Radix, Ganoderma lucidum, ginger and other ingredients. It can provide sufficient nutrition for hair follicles, promote hair growth, and also have the effect of blackening and fixing hair. If you insist on using it, your hair quality can be improved, and your hair loss and gray hair can also be alleviated. How to use it?