PROBLEM TO BE SOLVED: To provide an agent for improving or maintaining QOL (Quality of Life).SOLUTION: The present invention provides an agent for improving or maintaining QOL, an agent for improving or maintaining health, an agent for improving or maintaining vigor, an agent for recoverying from or alleviating fatigue, and an anti-fatigue agent, each comprising Lactobacillus ONRICb0240(FERM BP-10065).SELECTED DRAWING: None【課題】生活の質(Quality of Life;QOL)改善又は持続剤の提供。【解決手段】ラクトバチルスONRICb0240(FERM BP-10065)を含有するQOL改善又は維持剤、身体的健康改善又は維持剤、活力改善又は維持剤、疲労回復又は緩和剤、抗疲労剤。【選択図】なし