Pay attention to diet nutrition. Staple food can often eat beautyberry rice, black beans, red beans, mung beans, Hong Ling, black sesame seeds, walnuts and so on.

Vegetables often eat carrots, spinach, purple radish heads, purple cabbage, mushrooms, black fungus and so on.

Animals often eat black-bone chicken, beef, sheep, pig liver, soft-shelled turtle, dark fleshy fish, sea cucumber and so on.

Fruits often eat jujube, black dates, persimmons, mulberries, purple grapes and so on.

In short, all dark-colored foods (green, red, yellow and purple) contain pigments formed by the interaction between natural plants and sunlight, which can supplement the human body's pigments and be beneficial to the health care of hair color.

In addition, pay attention to ensure adequate protein and vitamins. Eat more vegetable oil, less animal fat and less sugar. You can use a small amount of honey or brown sugar instead. Severe white hair should be treated in time, keep a good mood, and don't be overly nervous and tired. Wash black beans, steam them repeatedly, and keep them in porcelain bottles. Twice a day, 6 grams each time, after chewing, take it with light salt water. At the same time, eating 1 egg and 2 walnuts every day will be effective.