Gray hair in 3-year-old children can be caused by malnutrition, genetic factors and vitiligo.
1. Malnutrition: If the daily intake of zinc, folic acid, vitamin B12 and other nutrients is insufficient, it can also lead to poor hair development and gray hair.
2. genetic factors: albinism, mottled disease and other congenital genetic diseases can lead to children appear white hair, which albinism will also be accompanied by skin, under the eyes and other places of pigment loss.
3. Vitiligo: In addition to hair whitening, white patches of varying sizes on the skin can occur, and a few will develop eczema.
If a 3-year-old child has an unexplained white hair, it is recommended to go to the hospital in time to do the relevant examination for targeted treatment.