Small children have a few gray hair is a normal phenomenon, may also be related to malnutrition, stress, etc..
1. Normal phenomenon: Due to the normal metabolism of the human body, some hair follicles will occasionally grow gray hair after aging.
2. Malnutrition: If the human body lacks protein, B vitamins, there is no adequate nutrition, which may lead to gray hair. In addition the lack of copper, cobalt and iron in the diet will affect the synthesis of melanin and make hair gray.
3. Stress: If the child has a lot of pressure from studying, mental stress, and staying up late for a long time, gray hair may also appear.
Small children have a few gray hairs, there may be other reasons, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, under the guidance of the doctor to give targeted treatment or treatment.