Polygonum multiflorum Thunb definitely has an inhibitory effect on white hair, which is proved by modern medicine. If you eat it directly, it is not advocated now. Many products of blackening hair and black hair are made by adding the extract of Polygonum multiflorum Thunb., which removes the components harmful to the liver and purifies the components beneficial to the hair. Therefore, if you want to eat Polygonum multiflorum Thunb to achieve the effect of turning white hair into black, it will be better, safe and effective to replace it with a shampoo and hair care product containing Polygonum multiflorum Thunb.
The causes of gray hair are very complicated and should be dealt with in a targeted manner. Instead of just staring at Polygonum multiflorum, there are other ways to achieve the effect of turning white hair into black. If the problem of gray hair is caused by physical and psychological stress, it is suggested to find ways to release stress, relieve stress, strengthen exercise and strengthen nutrition. I believe that gray hair will not bother you any more.
If you think the above methods are not suitable for you, I think you can try to take care of your hair in the hair care center, and the effect of turning white hair black will be more obvious. Usually, they will do tests to determine the causes of gray hair, formulate the course of nursing care, and give some practical suggestions for preventing gray hair in their daily lives. The professional is still different, and the effect is much more clear and effective than eating Polygonum multiflorum by yourself. However, we must find a regular hair care center with complete qualification certificates, qualified products and professional techniques.