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What Is Omega 9, Erucic Acid?

Erucic acid, 22:1 n-9, is a monounsaturated omega fatty acid. Erucic acid is produced by elongation of oleic acid.

Erucic acid is a long-chain fatty acid but breaks down into shorter-chain fatty acids in our liver.

Erucic Acid Is Not Essential

22:1 n-9 is called Erucic acid. It’s a monounsaturated omega-9 fatty acid. (source 🗗)

Unlike omega-3 fatty acids and omega-6 fatty acids are omega−9 fatty acids are not classed as essential fatty acids. It is because omega-9 can be created in the body from unsaturated fat. (source 🗗)

Erucic Acid Is Not For Everyone

Erucic acid is found in rapeseed, wallflower seed, and mustard seed. (source 🗗)

Erucic acid is classified as a contaminant that is found in vegetable oil. For most people, this is not a safety concern, if not overconsuming. But it poses a long-term health risk, especially for children, who consume high amounts of foods containing this substance. (source 🗗)

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