1, hydrogenated vegetable oil, hydrogenated fat, refined vegetable oil, margarine, vegetable butter, margarine, margarine, creamer, non-dairy creamer, cocoa butter substitute, etc. Trans fatty acid is only a kind of fatty acid, which is named after its chemical structure has one or more "non-trans double bonds" and is an unsaturated fatty acid.

2. It mainly comes from the following two sources: First, it comes from natural food, mainly from ruminants, such as beef, fat, milk and dairy products. The second is the processing source, mainly the hydrogenation and refining process of vegetable oil. When the oil temperature is too high and the time is too long, a small amount of trans fatty acids will be produced.