Abstract:The food nutrition management was used in weight supervision of athletes，that was important in re原 duce weight to maintenance sport level of athletes. 72 h energy intake and consumption capacity of athletes were measured，and design individualized diet program. By nutrition knowledge research and training，the nutritionalknowledge of athletes was improved and supervised weight by self. The weight，body base composition，blood biochemical parameter and hunger degree of athletes was measured，that proved the food nutrition management was feasible，and had application value to keep the sport level.