Oleic Acid (Omega-9)

A monounsaturated fat that is a key component of a healthy diet.

Also known as: Omega-9

other Names
Omega-9
primary Benefits
Heart health, reduced inflammation, improved insulin sensitivity
common Dose
1-2 tablespoons of olive oil per day
best Form
Extra virgin olive oil
timing
With meals
safety Rating
Generally safe

Overview

Oleic acid is a monounsaturated omega-9 fatty acid that is naturally produced by the body and is also found in many foods, most notably olive oil. It is known for its heart-healthy benefits and its role in reducing inflammation.

Key Benefits

Supports Cardiovascular Health

Oleic acid can help to lower LDL (bad) cholesterol and increase HDL (good) cholesterol, which can reduce the risk of heart disease.

Reduces Inflammation

Studies have shown that oleic acid has anti-inflammatory properties, which can help to protect against chronic diseases.

Improves Insulin Sensitivity

Oleic acid may help to improve how the body responds to insulin, which can reduce the risk of type 2 diabetes.

Dosage & How to Take

There is no specific recommended dosage for oleic acid, but consuming 1-2 tablespoons of extra virgin olive oil per day is a good way to get a healthy amount.

PurposeDoseNotes
General Health1-2 tablespoons of olive oilPer day, as part of a healthy diet.

Best Time to Take

It is best to consume oleic acid with meals.

With or Without Food

Yes, as it is a component of many foods.

Forms & Bioavailability

FormAbsorptionBest ForNotes
Extra Virgin Olive OilHighOverall health benefitsThe least processed form of olive oil, which contains the highest levels of antioxidants.
High-Oleic Sunflower/Safflower OilHighCooking at high temperaturesThese oils are more stable than other vegetable oils and are a good source of oleic acid.

Side Effects & Safety

Common

    Rare

      Contraindications

        Interactions

        None knownMild

        Oleic acid is not known to interact with any medications or supplements.

        Scientific Research

        2018Critical Reviews in Food Science and Nutrition

        The effect of oleic acid on blood lipids, blood pressure and insulin resistance: a systematic review and meta-analysis of randomized controlled trials.

        Diets rich in oleic acid can significantly improve blood lipid profiles and insulin sensitivity.

        2020Nutrients

        Oleic acid, the main monounsaturated fatty acid of olive oil, and its role in the prevention of cardiovascular disease.

        Oleic acid has a number of cardioprotective effects, including reducing inflammation and improving cholesterol levels.

        Food Sources

        Olive oil
        Avocados
        Almonds
        Macadamia nuts
        Pecans

        Products With Oleic Acid (Omega-9)

        1 product in our database contains this ingredient

        Frequently Asked Questions

        Medical Disclaimer

        This content is for educational and informational purposes only and is not intended as medical advice. Always consult with a qualified healthcare professional before starting any supplement regimen, especially if you have pre-existing health conditions or are taking medications. The statements on this page have not been evaluated by the Food and Drug Administration.