My son is 11 yrs old and his hairs are turning white. what should I do to stop white hairs?

A. Start with a multivitamin supplement regular oiling with mustard is going to be very very good along with that also I would like to tell you that grey hair have become very common disease due to nutritional deficiency and kind of lifestyle Ltd has actually am for quite a lot of things that way so that can also be a possible reason