Having white eyebrows may be caused by physiological factors such as aging, or it may be caused by diseases such as vitiligo and albinism. 1. physiological factors: with age, the body will appear aging, which may appear white eyebrows appear. In addition, mental tension and other physiological factors may also cause eyebrow whitening. 2. Vitiligo: the cause of the disease is not known, may be related to immune system disorders, hereditary and melanocyte destruction and other factors. If vitiligo appears on the head and face, it may cause hair, eyebrows and other hairs to turn white. 3. Albinism: Albinism is related to heredity and abnormal melanin production. Patients mainly manifested as hair and skin color changes, and some patients will have white eyebrows. There are many reasons for white eyebrows, and after eliminating physiological factors, patients are advised to go to a regular hospital to clarify the cause of the disease.