PROBLEM TO BE SOLVED: To provide a pet food with high palatability that has weight loss effect without adverse effect including decrease in muscle mass.SOLUTION: A pet food according to the present invention comprises lipid of 5-10 mass%, protein of 20-40 mass% and dietary fiber of 5-30 mass%, in terms of dry matter, and has its moisture content of 25-55 mass%.SELECTED DRAWING: None【課題】筋肉量の減少をはじめとした悪影響を伴わず、減量効果を有する高嗜好性のペットフードを提供すること。【解決手段】本発明のペットフードは、乾物あたり、脂質を5~10質量%、タンパク質を20~40質量%及び食物繊維を5~30質量%含有し、水分含量が25~55質量%である。【選択図】なし