Melanin is a biological pigment, has an important role in the human body, daily life, the ability to produce melanin in cereals, fruits and vegetables and meat, etc., more widely distributed. 1, cereals: common black rice, black beans, black sesame, black buckwheat, black glutinous rice, etc., can be eaten alone as a staple food or with other foods; 2, fruits and vegetables: common such as black fungus, mushrooms, seaweed, purple cabbage, purple eggplant, purple beans The black fungus, mushrooms, seaweed, purple eggplant, purple beans, purple kale, mulberry, grapes, etc. can also be supplemented with melanin, and appropriate consumption can also be supplemented with other essential trace elements; 3, meat: such as chicken, snapper, cuttlefish, animal liver and other foods. If the lack of melanin will lead to human hair, eye pupils, skin and other parts or organs become white or appear white spots, may also lead to vitiligo, albinism generation. Therefore, people with melanin deficiency can also consume melanin-rich foods appropriately while following the regular treatment prescribed by the doctor. In addition, pickled foods such as soy sauce, pickles and salted vegetables may also contain melanin, but if consumed in excess will increase salt intake, which is not good for the health of the body. It should be noted that although melanin has certain benefits for the human body, but for the general population, maintaining a normal daily diet can supplement the daily needs, should avoid excessive consumption, too much melanin in the body may lead to darkening of the skin, spots and so on, thus affecting the beauty. Therefore, it is recommended to pay attention to the diversity of food choices, a variety of vegetables, meat with cooking to ensure balanced nutrition, and at the same time to properly supplement protein, vitamins, carbohydrates and other nutrients to help maintain the body’s metabolism, to ensure health.