Does Olive Oil Have Trans Fat?

Olive oil is often used when frying foods or cooking specific recipes. Many have chosen to switch to using olive oil because it is considered to be heart-healthy when it is unsaturated. Using olive oil when cooking can help to make foods healthier. Many have begun to wonder whether or not olive oil consists of a lot of or any trans fat.

Olive oil does not contain any trans fat. Most of the trans fat that you find in foods come from the hydrogenated oils that are in them. Olive oil is not one of these hydrogenated oils. It is healthier for you to use olive oil when cooking foods.

Continue reading to learn more about olive oil as well as what cooking oils contain trans fat.

Does Olive Oil Contain Trans Fat?

Trans fat often comes from hydrogenated oils; it also occurs in some dairy and beef naturally. Olive oil does not contain trans fat as it is not a hydrogenated oil. Some have wondered if cooking the olive oil can cause trans fat to form, and the answer to this is no. Cooking the olive oil will not cause trans fat to form.

When cooking with olive oil, you want to make sure you do not overheat the oil as this can cause it to burn which can ruin whatever you are cooking.

Which Cooking Oils Have Trans Fat?

Most commercial cooking oils have been found to contain trans fat. This is because most, if not all, of these oils are hydrogenated oils. If an oil is saturated, it is also likely to contain trans fat.

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Corn oil is one of these oils that contains trans fat. In one study, it was found that the corn oil that was tested contained 0.25g of trans fat per 100g of the oil. Some other oils that were found to include trans fat are:

  • Palm oil
  • Soybean oil
  • Sunflower oil
  • Peanut oil

What is the Healthiest Oil to Cook With?

Olive oil is considered to be the healthiest oil to cook with. Olive oil is high in both monounsaturated fats and polyunsaturated fats. This makes olive oil good for your heart.

When choosing which olive oil to use, you want to pick the extra virgin olive oil. This olive oil is not refined and has a higher quality when compared to other cooking oils.

Frequently Asked Questions

When should you not use extra virgin olive oil?

You do not want to use extra virgin olive oil when you are cooking with high heat. This is beyond the smoke point of the olive oil, and it can cause the oil to burn and catch fire.

Can you cook 100% pure olive oil?

You can cook 100% pure olive oil. You want to keep in mind the smoke point of the olive oil as to prevent the possibility of a fire. Other than this, it is okay to cook with 100% pure olive oil.

Is frying olive oil healthy?

Frying olive oil is healthy. Olive oil is one of the healthiest cooking oils to use. It does not contain trans fats and can help lower the amount of trans fat in the dish you are making.

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Does olive oil worsen cholesterol?

Olive oil does not worsen your cholesterol. Olive oil can actually help you lower your bad (LDL) cholesterol. This is due to the amount of antioxidants that are found in the olive oil.

Is olive oil healthier than canola oil?

Olive oil is healthier for you than canola oil. Olive oil contains many antioxidants, and it contains monounsaturated fats as well as polyunsaturated fats which are good for you.


Olive oil is the healthiest cooking oil that you can use, especially when it is in the extra virgin form. Olive oil is not a hydrogenated oil, so it does not include trans fats. Cooking with olive oil can help to keep your heart healthy as well as lower your bad (LDL) cholesterol.

Other cooking oils tend to have trans fats. Some of these oils include palm oil, peanut oil, sunflower oil, and soybean oil. If you wonder if olive oil is better than canola oil, you would be right. Olive oil is much healthier for you than canola oil.