Hello, it is difficult for the elderly to naturally turn white. But through some scientific methods to supplement the body, it is possible to control the progress of black hair whitening. Yangxue Bushen Pill of Nanjing Tongrentang has the functions of nourishing liver and kidney and nourishing essence and blood, which can fundamentally nourish the body and nourish liver and kidney with essence and blood. Because tonic is a slow process, if you insist on taking it, you will definitely receive unexpected curative effects.