PROBLEM TO BE SOLVED: To provide a safe gastrointestinal function promotor which is capable of promoting the gastrointestinal function by effectively increasing the constriction of the stomach or the intestinal tract and administrable over a long period without side effects.SOLUTION: The gastrointestinal function promotor contains (a) two or more lactic acid bacteria, and (b) an aloe or a treated material thereof.【課題】胃又は腸管の収縮を効果的に増強させて胃腸機能を亢進させることができ、しかも副作用がなく長期にわたって服用できる安全な胃腸機能亢進剤を提供する。【解決手段】(a)2種以上の乳酸菌、及び(b)アロエ又はその処理物を含有する胃腸機能亢進剤。【選択図】なし