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What Is Linelaidic Acid (18:2 t) & What Foods Can I Find It In?

Linelaidic acid is a polyunsaturated trans fatty acid. It's a white or colorless viscous liquid.

Consumption of linelaidic acid is associated with increased risk of coronary heart disease.

trans-Isomer Of Linoleic Acid

18:2 t is called Linelaidic acid, it’s the trans-isomer of linoleic acid (18:2).

Isomers are compounds with identical chemical formulas, but different structures. The cis-isomer indicates that the functional groups are on the same side of the carbon chain, while the trans-isomer indicates that functional groups are on opposing sides of the carbon chain. (source )

Linelaidic Acid In Hydrogenated Vegetable Oils

It is found in partially hydrogenated vegetable oils. Their presence is linked to heart diseases. (source )

Trans fatty acids are formed when vegetable oils undergo the partial hydrogenation process to produce margarines and shortenings. There is evidence that intake of trans fatty acids increases the risk of coronary heart disease, CHD. source

Research-backed benefits and side-effects of linelaidic acid can you find in Linelaidic Acid (18:2 t): One Research-Backed Benefit & One Side-Effect

Foods You Can Find Linoelaidic Acid (18:2 t,t) In

You find Linoelaidic Acid (18:2 t,t) mostly in fats and oil, beef, pork, sausage and luncheon meats.

Examples of food sources include

  • Soybean Oil
  • Canola Oil
  • Corn & Canola Oil
  • Ground Beef Patties
  • Pork
  • Turkey Frankfurter
  • Corn-Based Puffs Or Twists

Foods That Contain Linoelaidic Acid (18:2 t,t) In Our Nutrition Tool

You can find regularly updated top ranked lists of foods for over 200+ nutrients in our nutrition tool.

If you are interested in what foods contain the most Linoelaidic Acid (18:2 t,t) we recommend you visit our tool.

Here's our top ranked list of foods that contain Linoelaidic Acid (18:2 t,t).

Sara Niemelä

co-founder Care Omnia, Head Content Creator


Nutrition is my passion. I've spent thousands upon thousands of hours reading, analyzing, categorizing and comparing research studies.

I’m a wife and a mother of three. I enjoy the outdoors, cooking, and spending time with my family.