The invention discloses medicinal liquor for improving human body immunity. The medicinal liquor is prepared from, by weight, 25 g to 75 g of martianus dermestoides, 200 g to 400 g of ziziphus jujube, 100 g to 200 g of the fruit of Chinese wolfberry, 0.1 g to 0.5 g of saffron crocus, 25 g to 75 g of herba cistanche, 25 g to 75 g of herba cynomorii, 5 g to 15 g of dried tangerine or orange peel, 5 g to 15 g of cinnamon, 5 g to 13 g American ginseng, 5 g to 15 g of phellinus igniarius and 8,000 g to 12,000 g of 50% kaoliang spirit. Treated herba cistanche, herba cynomorii, dried tangerine or orange peel, cinnamon, American ginseng, phellinus igniarius, martianus dermestoides, ziziphus jujube, the fruit of Chinese wolfberry and saffron crocus are placed in a container, 50% kaoliang spirit is injected, the container is sealed after the medicinal materials are immersed, and soaking is carried for 12-18 days at normal temperature. The medicinal liquor is based on the secret prescription handed down from ancestors and practical experience, the effects of warming and invigorating the stomach and spleen, nourishing yin and moisturizing the lung, relaxing bowel and tonifying the liver and kidneys are achieved, the human body healthy atmosphere can be improved, qi-blood circulation can be promoted, and the human body immunity can be enhanced. The medicinal liquor is taken by multiple weak people, the mental state of patients can be effectively enhanced, and the immunity can be improved.