The causes of gray hair in babies can be categorized as congenital and acquired. The congenital causes include heredity, and the acquired causes include skin diseases, endocrine diseases and systemic diseases. 1. congenital: baby appear white hair may be congenital causes, such as hereditary diseases, common representative diseases such as progeria; if the family has the phenomenon of less white head, then hereditary causes lead to the chances of this symptom will increase dramatically. 2. Acquired: If you suffer from skin diseases such as vitiligo, this symptom will appear because of the destruction of hair follicles; Pituitary gland lesions and hyperthyroidism and other endocrine diseases, will also be metabolized through the impact of pigment cells and thus appear this symptom; and malnutrition and vitamin B deficiency and other systemic diseases can also produce this symptom. There may be other reasons for your baby to have gray hair, so we recommend that you go to the hospital in time for a complete examination to determine the cause of the problem, and then give targeted treatment under the guidance of your doctor.