PROBLEM TO BE SOLVED: To provide a method for purifying fat and oil, which can improve a flavor of fat and oil comprising many non-triglyceride components, or processed fat and oil thereof, especially a separated low melting point fraction of the fat and oil, and can improve oxidation stability thereof.SOLUTION: This invention relates to a method for purifying fat and oil, comprising the steps of 1) and 2): 1) a bleaching step of adding 2.5-6.5 pts.mass of a white clay comprising 5 mass% aqueous solution having pH of 2.5-7.5 to 100 pts.mass of the fat and oil and then conducting bleaching at 65-90°C under a reduced-pressure condition and 2) a deodorizing step of conducting deodorization at deodorization temperature of 180°C or more and less than 250°C.SELECTED DRAWING: NoneCOPYRIGHT: (C)2018,JPO&INPIT【課題】非トリグリセリド成分を多く含む油脂やその加工油脂、特にそれらの油脂の分別低融点画分の、風味を改善し酸化安定性を高めることのできる油脂の精製方法を提供すること。【解決手段】下記1)及び2)の工程を含む、油脂の精製方法により上記課題が解決される。 1)油脂100質量部に対して、5質量%水溶液のpHが2.5~7.5の白土を2.5~6.5質量部加え、減圧下で、65~90℃で漂白する漂白工程 2)脱臭温度が180℃以上250℃未満で脱臭する脱臭工程【選択図】なし
