The role of lipids in the human body is especially important, in the structure of cell membranes and stored in tissues, like a source of energy reserves. In particular, it is also a solvent environment to dissolve vitamins in fat and is an important energy-providing component in the daily diet.

In life, trans fats are often used in processed foods because they have a long shelf life and are cheap. Like saturated fats, the harm caused by trans fats to the body is extremely large.

Trans fats (English name: trans fat or trans fatty acid) are trans fatty acids or trans fatty acids, artificial isomeric fatty acids. They are formed during food processing, by the method of hydrogenating cooking oil.