Children with yellow hair need to rule out the existence of genetic factors, malnutrition, anemia and other problems. 1. Genetic factors: parents with yellow hair at a young age, children are also prone to hereditary and lead to yellow hair problems. 2. Malnutrition: When a child suffers from malnutrition, the lack of trace elements can easily lead to yellow hair, such as zinc deficiency can lead to yellow hair, this time you need to test the trace elements, can be appropriate to supplement the zinc gluconate for treatment. 3. Anemia: When a child has symptoms of anemia, it is also easy to lead to yellow skin and hair. If you find that your child has yellow hair, it is recommended that you consult a pediatrician at a regular hospital to find out the cause, and under the guidance of a physician, give targeted treatment after clarifying the cause.