Iron supplement: People who often lose their hair often lack iron. Iron-rich foods include soybeans, black beans, eggs, hairtail, shrimp, cooked peanuts, spinach, carp, bananas, carrots and potatoes.

Supplement plant protein: If the hair is dry and cracked, you can eat more foods such as soybeans, black sesame seeds and corn.

Vitamin E supplement: Vitamin E can resist hair aging, promote cell division and make hair grow. You can eat more fresh lettuce, cabbage, black sesame and so on.