5 Myths About Cooking Oils, Debunked

Cooking oils are essential in every kitchen, but there's a lot of confusion about which ones are healthy, safe, or best for certain dishes. With so much mixed information out there, it’s easy to believe outdated or oversimplified advice. The truth is more balanced than many think.

Here are common myths about cooking oils and the facts that set them straight.

Myth: Vegetable oil and canola oil are the same thing

Cooking Oil Prices Surge Around The World Amid War And Shortages
Scott Olson/Getty Images
Scott Olson/Getty Images

Vegetable oil is a blend of different oils, while canola oil comes from a single plant. Canola oil has a mild flavor and a good balance of fats.

Vegetable oil, depending on its blend, can vary in quality. Reading labels helps you choose the best option for your needs.

ADVERTISEMENT

Myth: Coconut oil is healthiest

ADVERTISEMENT
Process shots for sugar scrub kids can make for mothers day
Deb Lindsey For The Washington Post via Getty Images
Deb Lindsey For The Washington Post via Getty Images
ADVERTISEMENT

Coconut oil gained popularity as a "superfood," but it's not as healthy as once claimed. While it’s fine in moderation, it’s high in saturated fat, which can raise cholesterol if used often.

ADVERTISEMENT

It works well for certain recipes or flavor profiles, but it’s best balanced with other oils like olive or canola for everyday cooking.

ADVERTISEMENT

Myth: Expensive oils are always better

ADVERTISEMENT
ADVERTISEMENT
UK Business And Economy 2024
John Keeble/Getty Images
John Keeble/Getty Images
ADVERTISEMENT

Price doesn't always equal quality. Some pricey oils are marketed for flavor or packaging, not performance. What matters more is freshness, storage, and purpose.

ADVERTISEMENT

For example, a mid-range extra virgin olive oil works beautifully for most cooking, while higher-end options shine best as finishing oils.

ADVERTISEMENT

Myth: Olive oil shouldn't be used for cooking

ADVERTISEMENT
ADVERTISEMENT
Leisure time monitor - Cooking
Karl-Josef Hildenbrand/picture alliance via Getty Images
Karl-Josef Hildenbrand/picture alliance via Getty Images
ADVERTISEMENT

Many believe olive oil can't handle heat, but that’s not true. Extra virgin olive oil has a moderate smoke point and is perfectly safe for sautéing, roasting, or even baking.

ADVERTISEMENT

It’s rich in antioxidants and healthy fats that remain stable during cooking. It might lose a bit of flavor at high heat, but it doesn’t become unsafe.

ADVERTISEMENT

Myth: Reusing cooking oil is always safe

ADVERTISEMENT
ADVERTISEMENT
Cooking Oil in Spain as Ukraine War Squeezes Global Supplies
Angel Garcia/Bloomberg via Getty Images
Angel Garcia/Bloomberg via Getty Images
ADVERTISEMENT

Reusing oil after frying can seem economical, but it degrades with each use. Reheated oil loses quality and can develop harmful compounds.

ADVERTISEMENT

If you do reuse oil, strain it and store it properly, but avoid using it too many times. Fresh oil always gives better flavor and safety.

ADVERTISEMENT

The bottom line

ADVERTISEMENT
ADVERTISEMENT
US-TRADE-TARIFFS-DIPLOMACY
JIM WATSON/AFP via Getty Images
JIM WATSON/AFP via Getty Images
ADVERTISEMENT

Cooking oils can be confusing, but understanding how they work helps you use them wisely. No single oil is perfect for every situation, and balance is key.

ADVERTISEMENT

Choose oils based on your recipe, health goals, and cooking method. When used properly, oils can enhance flavor, add nutrition, and make every meal a little more satisfying.