Oleomargarine is a food that does not have any benefits or effects. Its main role is to provide energy and fat and is not a recommended food. Oleomargarine is generally a solid mass of animal fats and oils left over after boiling at high temperatures. The calorie content of oil residue is very high, 100 grams of oil residue, the calorie content is about 800 calories, containing 85 grams of fat and 15g of protein. So the main calories of oil residue come from fat. Animal fats are characterized by a very high content of saturated fatty acids, containing a portion of monounsaturated fatty acids, polyunsaturated fatty acids are very small. The three essential fatty acids (linolenic acid, linoleic acid, and arachidonic acid) required by the body are insufficient. Saturated fatty acids will increase the body’s LDL content and reduce HDL content, and are not recommended for people with high blood pressure.