What Is Oleate (18:1 c) & What Foods Can I Find It In?

3D-model of Oleate (18:1 c) (src)

Oleate, 18:1 c, is a long straight-chain monounsaturated cis fatty acid, also known as cis-9-Octadecenoic acid.

It’s the conjugate base of oleic acid 18:1.

Oleate has a role as an Escherichia coli, also known as E. coli, metabolite.

It means that it helps keep your digestive tract healthy.

Table of Contents

cis-Isomer Of Oleic Acid

18:1 c, is called Oleate and is the cis-isomer of oleic acid. (source)

Both Oleate and Oleic acid is major monounsaturated fatty acids (MUFAs) in olive oil.

The consumption of MUFAs, such as oleic acid, has been shown to decrease serum cholesterol levels and to improve insulin resistance and diabetes.

As a result, the intake of olive oil has been recommended for cardiovascular disease prevention.

Consumption Of Oleate

Consumption of oleate is often low, but a high intake of oleate may have a protective role in the development of nonalcoholic fatty liver disease (NAFLD).

Uses Of Oleate

Oleate is one of the most widely distributed and abundant fatty acid to be found in nature.

Commercially it’s used in lotions and as a pharmaceutical solvent. (source )

Foods You Can Find Oleate (18:1 c) In

Olive oil in a glass bottle
Olive oil contains oleate

You find Oleate mostly in fats and oil, nut and seed, and legume products.

Examples of food sources include

Foods 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 Oleate, we recommend you visit our tool.

Here's our top ranked list of foods that contain Oleate (18:1 c).

Sara Niemelä

co-founder Care Omnia, Head Content Creator

Author Image of Sara Niemelä

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.