The common causes of gray hair are bad lifestyle, vitiligo, micronutrient deficiencies, medications and other factors, according to the causes of gray hair to choose daily life adjustments, for the treatment of the original disease to improve the method, not all gray hair can be turned black. 1. daily life adjustment: the white hair patients daily to develop good habits, regular work and rest, to ensure sufficient sleep, and change the bad habits, such as quit smoking, quit drinking, and so on. Diet should pay attention to reasonable meals, not picky, diet, to ensure adequate protein, vitamins and trace elements intake; maintain a good state of mind, to avoid anxiety, depression, stress and other bad emotions. The treatment of gray hair can play a certain auxiliary role. 2. for the primary treatment: vitiligo caused by white hair, can be oral prednisone, intramuscular injection compound betamethasone injection to relieve the symptoms; zinc deficiency caused by white hair, can be oral zinc preparation to relieve, such as zinc gluconate oral solution, etc.; medication-induced white hair, you can consult with the doctor for medication adjustment. By actively treating the primary disease, the symptoms of gray hair can be controlled or relieved after the primary disease improves, but for example, gray hair caused by albinism cannot be reversed. If the patient has a lot of gray hair, it may be caused by the disease, it is recommended to go to the hospital in time to improve the examination, to clarify the cause of the disease and then give targeted treatment.