Trans fat: Quick Facts

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Last updated

Oct. 15, 2026

Facts

Also Known As	partially hydrogenated fat • trans fatty acid

Photos and Videos

Commercially manufactured foods, including cookies, doughnuts, and muffins, often contain trans fats.

Open tub of margarine with a knife holding a scoop of margarine above the container.

Two cross-sectional illustrations compare a normal human artery with a healthy, open lumen to an artery narrowed by atherosclerotic plaque buildup, showing damaged endothelium, foam cells, fibrous cap, and lipid deposits.

Trans fat: What is it and how does it impact health?

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Topics

Fat fat and oil processing cocoa butter shortening copra margarine butterfat