Where does white hair start?

White hair usually grows from the sideburns. After the sideburns turn white, the hairline will gradually turn white. In daily life, you can eat more black beans, black sesame seeds, walnuts and other foods to inhibit the growth of white hair. You can also go to the local hospital for further examination to see the trace elements and vitamins needed by the body, supplement the nutrients in the body, improve the phenomenon of gray hair, make the hair thick and black, and make the whole person look younger.