The invention relates to the technical field of alopecia treatment, and discloses a traditional Chinese medicine composition for preventing alopecia, growing hair, controlling oil and removing dandruff. The traditional Chinese medicine composition is prepared from the following raw materials in parts by weight: 18-28 parts of ginseng, 18-28 parts of cacumen biotae, 15-25 parts of astragalus membranaceus, 11-21 parts of polygonum multiflorum, 15-25 parts of salvia miltiorrhiza, 10-15 parts of frosted mulberry leaves, 10-15 parts of radix rehmanniae recen, 10-15 parts of fructus viticis, 10-15 parts of rhizoma zingiberis, 10-15 parts of angelica sinensis, 10-15 parts of radix notoginseng, 5-15 parts of leech, 5-15 parts of radix sophorae flavescentis, 5-15 parts of safflower carthamus, 5-15 parts of pricklyash peel, 5-15 parts of liquorice roots, 2.5-12.5 parts of dandelion and 2.5-12.5 parts of Chinese caterpillar fungus. According to the composition, the single product is externally used, the use is simple and convenient, the effect taking time is short, the batch of new vellus hair can be seen by naked eyes in one month, the visual improvement effect is significant in three months, a series alopecia period and the adverse reaction do not exist, the obvious increase of body hair does not exist, the multi-layer effect is provided, the hair quality is significantly improved, the hair root is strong and straight, and the hair stem is thick and strong; the effects of controlling oil, removing dandruff and relieving itching are obvious, and the effect on head seborrheic dermatitis is obvious.