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What Is Palmitelaidic Acid?

Palmitelaidic acid, 16:1 t, also known as 9-trans-Hexadecenoic acid. It’s the trans-isomer of palmitoleic acid 16:1.

It’s a straight-chain, monounsaturated trans fatty acid with a trans-double bond.

trans-Isomer of Palmitoleic Acid

Palmitelaidic acid, 16:1 t, is the trans-isomer of palmitoleic acid (16:1). Palmitelaidic acid is a monounsaturated fatty acid.(source 🗗)

Isomers are compounds that contain exactly the same number of atoms. 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 🗗)

Where To Find Palmitelaidic Acid

The largest sources of palmitelaidic acid are ruminant meat and milk.(source)

Palmitelaidic acid has been reported as the predominant trans-16:1 isomer in cheeses made with goat and ewe milk.(source 🗗)

If you are interested in a list of foods where you can find this nutrient. Go to our nutrition tool and check out palmitelaidic acid .

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Sara Niemelä

co-founder Care Omnia, Head Content Creator


I’m a wife and a mother of three. I enjoy the outdoors, cooking, and spending time with my family. Nutrition is my passion. I have spent thousands upon thousands of hours reading, analyzing, categorizing and comparing research studies. Nutrition is the foundation you build a healthy and fulfilling life upon!