If gray hair growth is caused by physical factors such as aging, it can be reduced through lifestyle modifications. However, if it is caused by albinism, there is generally no treatment to reduce the growth of gray hair. If it is caused by vitiligo, you need to take medication. 1. physiological factors: with age, the body melanin will gradually become less. In daily life, pay attention to a balanced diet and ensure adequate rest, appropriate exercise, can play a certain role in reducing the growth of white hair. 2. Albinism: It is an incurable genetic disease, and there is no treatment measure to reduce the growth of gray hair. Patients need to go out and do a good job of sun protection measures, can be taken to wear long-sleeved clothing, wear a hat and other ways. 3. Vitiligo: long white hair is also considered to be caused by vitiligo, the patient can be local topical corticosteroids, such as dinexed cream, compound dexamethasone acetate cream. Some patients can reduce the growth of white hair after drug treatment. There are many reasons for the growth of white hair, it is recommended that patients go to the regular hospital, to identify the cause of the disease, the above drugs should be used in accordance with the doctor’s instructions.