The rugby game is one of the violent sports consuming considerable physical energy. Thus, it is critical problem about the physical energy recovery for rugby players. This research article is aimed to adopt the relevant scientific lectures and briefly investigate the function for reasonable nourishment affecting rugby players, dietary nutrient balance and body liquor fulfillment. The relevant researches have indicated that the critical factor for physical energy recovery of rugby players is exactly the nutrient fulfillment. Through scientific and reasonable nutrient fulfillment, it is helpful for rugby players to quickly recover their physical energy. Furthermore, within this article, we also propose the nutrient fulfillment available to improve sport capabilities, together with methodology and measures for fulfillment timing.