With the growth of age, people will have white hair, which is actually a very normal phenomenon. However, in the eyes of most of us, everyone likes black hair instead of white hair, because everyone doesn't want to get old, everyone likes to be young, everyone likes to say that they are young, and white hair is a sign of aging for people. In the eyes of most people, white hair will make them look old.

So, what can be done to prevent white hair? In fact, it is definitely impossible to have no white hair at all, but it can still be prevented. In fact, the main reason for long white hair is that melanin is not enough. Melanin is very important to human hair. If there is less melanin in the human body, then the hair will turn white, yellow or even dry and split. So how can we increase melanin?

In fact, eating more black sesame seeds can increase melanin in the human body. Not only that, black sesame seeds are also very good for the human body. Black sesame not only nourishes the stomach, but also has the effects of beauty beauty and anti-cancer, which is very beneficial to the human body.

There are also black beans, which are also good for the human body. Black beans can not only improve eyesight, but also increase melanin in human body and promote the growth of black hair.

There are carrots, carrots are good things, known as small ginseng fruit, which can not only blacken hair, but also contain a lot of vitamins and carotene, which can make the metabolic rate in the human body more standard.

In addition, it is necessary to exercise more, strengthen physical fitness, make the blood circulation and various balances in the human body reach the standard, thus making people younger and maintain a good mood, so as to effectively prevent gray hair.