Abstract:Sports anemia was an important concern problem in the field of sports， affecting the athletes' physi－ cal health and competitive level seriously. In order to change the status， earthworms were used as raw materials to extract ferritin from biomass， and a functional food was developed in combination with black fungus juice and jujube juice. The results showed that the functional food prepared by our study can effectively alleviate the symptoms of exercise anemia in mice and athletes， and had certain safety.