People who have less gray hair, early gray hair and yellowish hair can eat foods that have hair-rowing effects, such as black beans, black sesame seeds, sunflower seeds and so on. Black beans are rich in protein, unsaturated fatty acids, carotenoids, carbohydrates, vitamin B and minerals, with hair and hair function. Black sesame is rich in essential fatty acids, vitamin E and minerals, etc. There are blood and hair role.

Hair yellowing may be too much to eat sweets related to sugar, too much blood acidic lead to hair yellowing, it should eat less sweets, more alkaline food, fruits, vegetables and so on.