A food for improving motor function comprising as effective components carnosine and/or anserine and a material for improving motor performance (a material for motor energy source, a material for promoting conversion into energy and/or an antioxidant) is provided. In the invention, by synergistic effect of these components, the motor function or stamina can be improved and recovery from fatigue can be promoted in humans and mammals. Further, any of the effective components of the food for improving motor function of the invention is a naturally occurring component, therefore, the food has a characteristic of high safety.