PROBLEM TO BE SOLVED: To discover a novel antioxidant which can significantly improve the oxidation stability of oils and fats or oily foods, compared with existing antioxidants.SOLUTION: An antioxidant comprises an amino acid.SELECTED DRAWING: NoneCOPYRIGHT: (C)2017,JPO&INPIT【課題】既存の抗酸化剤に限定されることなく、油脂や油性食品の酸化安定性を顕著に高めることができる新規な酸化防止剤を見出すこと。【解決手段】アミノ酸を含有する、酸化防止剤。【選択図】なし