There is no such thing as the best formula of Erzhi Pills for gray hair, but rather the right treatment for the right condition to receive good results. There is only one formula for Erzhi Pill, which consists of Murraya and Chasteberry, to treat gray hair caused by yin deficiency. Er Zhi Wan is effective in tonifying the liver and kidneys, nourishing yin and stopping bleeding (nourishing the yin fluid to stop bleeding). It can treat disintegration (excessive menstrual flow or dribbling) caused by yin deficiency and internal heat that breaks the blood flow, which is characterized by excessive menstrual flow with bright red color and dribbling, accompanied by tinnitus, lumbar and knee soreness and weakness (a feeling of soreness and weakness of the lumbar and knee areas), and so on. It can also be used to treat dizziness caused by Yin deficiency of the liver and kidneys, which is characterized by vertigo, dry nose and throat. It should be noted that, when taking this medicine, avoid spicy food; it should not be taken by patients with cold and flu; if there is no improvement in symptoms, or if symptoms worsen, or if new serious symptoms appear during 2 weeks or while taking the medicine, the medicine should be stopped immediately and a hospital consultation should be sought. It is recommended that those who are troubled by gray hair and want to use traditional Chinese medicine for treatment can go to the Department of Traditional Chinese Medicine for consultation and treatment, and choose the prescription suitable for themselves according to the actual situation. If you need to take this medicine, it is recommended to do so under the guidance of a doctor.