The processing of most soybean oil requires heating,which makes it contain trans fats,which are among the least healthy fats,and the high temperature stir-fry cooking style in most Chinese households can increase the growth of trans fats.Trans fats may cause cancer,cause fat to accumulate in the abdomen,increase visceral fat,decrease immune function and inhibit infant development.Yes,the vast majority of soybean oil in the world is genetically modified.Although this issue is controversial,I advise you not to experiment with your own life.Finally,let's talk about the nutrients in soy.Here are the nutrients in each tablespoon of soybean oil:The fatty acids in soy are mainly omega-6 and polyunsaturated fatty acids.The ratio of omega-6 to omega-3 is about 7.4:1.If you eat 4 to 5 spoonfuls of soybean oil per day,about 30 grams of omega-6 and only 4 grams of omega-3.