There is no direct correlation between whitening of the beard and longevity. The reason for the whitening of the beard, in addition to age-related, may also be related to mental factors and vitiligo and other diseases. 1. age aging caused by the whitening of the beard, and the body’s melanocyte reduction, which is a normal physiological phenomenon, although the body’s physiological function gradually decline, but is not a factor that affects the life expectancy. 2. mental factors caused by the beard white, and the body’s hormone secretion level is abnormal, in the absence of other complications, the life expectancy will not be affected. 3. Vitiligo caused by whitening of the beard, usually limited to the white spots, belongs to a kind of pigment loss disease. Vitiligo will not affect the patient’s life expectancy except for its aesthetic impact. For the different causes of beard white, you can follow the doctor’s advice to take a different way, because of the life will not have a direct impact, generally do not need to worry too much.