PROBLEM TO BE SOLVED: To obtain a gastric emptying ability enhancer composition which not only helps the digestion of foods but also can be expected in the improvement of various subjective symptoms due to the gastric emptying ability enhancing effect, e.g. the reduction of digestive tract complaint or the like, by blending a lipase agent as an active ingredient. SOLUTION: This gastric emptying ability enhancer composition is obtained by blending a lipase agent, preferably that arising from microorganisms, as an active ingredient. Further, on the lipase agent, for example, lipase AP 4, lipase AP 6, lipase AP 12 or the like is used and it may be administrated at a dose of 300 units or more as the fat-digesting capacity in the dosage form of powder, granule, chewable agent or the like.