PROBLEM TO BE SOLVED: To provide a beverage containing bifidobacteria/lactic acid bacteria, oligosaccharides, and glucomannan dietary fibers for improving an intestinal flora to adjust an intestinal environment in which: the beverage is a packed beverage such as a PET bottle which is easily obtainable from convenience stores and vending machines.SOLUTION: A beverage containing bifidobacteria/lactic acid bacteria is made by charging konjac flour and water into a container, heating the content with stirring up to boiling point to make soup-like konjac paste, then cooling it, and adding bifidobacteria/lactic acid bacteria, skim-milk powder, and oligosaccharide into it, and lactic acid fermenting it at the temperature suitable for bifidobacteria/lactic acid bacteria.SELECTED DRAWING: NoneCOPYRIGHT: (C)2019,JPO&INPIT【課題】腸内細菌叢を良好にして腸内環境を整えるためのコンビニや自販機で簡単に入手できるような、ペットボトルなどの容器入り飲料であって、ビフィズス菌・乳酸菌とオリゴ糖とグルコマンナンの食物繊維の三つが揃った飲料の提供。【解決手段】容器にコンニャク精粉と水を入れ、これを加熱撹拌して沸騰させスープ状のコンニャク糊にした後冷却し、これにビフィズス菌・乳酸菌と脱脂粉乳とオリゴ糖を混ぜて、ビフィズス菌・乳酸菌に適する温度で乳酸発酵させて作るビフィズス菌・乳酸菌入りコンニャク糊飲料。【選択図】なし