PROBLEM TO BE SOLVED: To provide a pharmaceutical, a quasi drug and a food using materials having excellent endurance improving effect, anti-fatigue action, etc., a high safety and a wide coverage.SOLUTION: The improver for endurance, the anti-fatigue agent, and the lipid combustion promoter include hydroxypropylated starch as an active ingredient. A food for patient or a food for specified health use contains the hydroxypropylated starch and the endurance improving effect, and is used for improving endurance.COPYRIGHT: (C)2013,JPO&INPIT【課題】優れた持久力向上作用、抗疲労作用等を有し、安全性が高く且つ適用範囲が広い素材を用いた医薬品、医薬部外品及び食品の提供。【解決手段】ヒドロキシプロピル化澱粉を有効成分とする持久力向上剤、抗疲労剤、脂質燃焼促進剤。【選択図】なし