According to statistics, one quarter of adult men suffer from male pattern baldness, which is characterized by the gradual upward movement of the hair edge on the forehead and both sides of the temporal area from about 20-30 years old, the hair on the top of the head gradually thinning, fine and soft until the top of the head, and in severe cases, the hair loss on the top of the head and forehead eventually forms a large area, leaving only a large circle of hair around like a horseshoe-shaped distribution that has not been lost. These patients are still in their middle-aged and young adult years, and their hair loss makes them look old and considered unattractive by women, and they often feel depressed and have reduced self-confidence. Male pattern baldness is also known as early baldness, seborrheic alopecia, familial alopecia, androgenic alopecia, etc. The causes are mainly related to androgenic alopecia. The causes are mainly related to androgens, genetics and psychological factors, with androgens playing a key role. The Chinese medicine believes that the kidney is the master of bone, produce marrow, its Hua in the hair, kidney qi deficiency, kidney essence deficiency, essence does not turn blood, blood does not nourish the hair, hair growth source, hair loss. n hair nutrition from the blood, but its vitality is rooted in the kidney, kidney qi is abundant – hair long color moist. Hair growth, shedding, moistening and withering, and essence, blood, internal organs, liver and kidney are closely related. Treatment principle: nourish the liver and kidney, replenish the qi and blood, nourish the blood and regenerate the hair. Treatment with Liu Wei Di Huang Tang with addition and subtraction. Western medicine is mostly used to treat with hair preservation and stopping.