What sign should I look at when buying cooking oil?

According to national regulations, the outer packaging of edible oil must be marked with commodity name, ingredient list, quality grade, net content, factory name, address, production date, shelf life and other contents, and must have QS (Food Safety Certification) mark. Whether to use genetically modified raw materials, whether to squeeze or leach, etc. There should be a mark.

Buy cooking oil to see how to distinguish between true and false through packaging, and see if the barcode printing of cooking oil is standardized and there are no signs of alteration. Beware of buying edible oil that changes the packaging label and label at will.

Matters needing attention in purchasing edible oil

According to the relevant national standards, edible oil is divided into grade one, grade two, grade three and grade four according to the refining degree. Many people think that the higher the grade, the higher the quality of oil, which is wrong.

The first-class oil and the second-class oil are highly refined, with the characteristics of less impurities, high purity, light color and no oil smoke when cooking, and are suitable for frying and frying. The disadvantage is that excessive refining leads to the loss of nutrients such as carotene and vitamin E in the oil. The third-grade oil and four-season oil have the characteristics of low refining degree, many impurities, dark color and large oil smoke during cooking, which is more suitable for low-temperature cooking. Although there are many shortcomings, it retains the nutrients to the greatest extent.

The above contents refer to Baidu Encyclopedia-Edible Oil.