Coconut oil is safe to cook with, but it’s not the health food many people believe it to be. It’s 80 to 90 percent saturated fat, which is higher than butter, and clinical evidence shows it raises LDL (“bad”) cholesterol compared to other cooking oils. You can use it occasionally for flavor, but oils like olive or avocado oil are better choices for everyday cooking.
What Makes Coconut Oil Different From Other Oils
Coconut oil is almost entirely fat, and the vast majority of that fat is saturated. About 47 percent of it comes from lauric acid, a type of saturated fatty acid, with smaller amounts of myristic and palmitic acids. Monounsaturated and polyunsaturated fats are present only in trace amounts. For comparison, olive oil is about 14 percent saturated fat, and canola oil is around 7 percent.
Lauric acid is technically a medium-chain fatty acid, which is where much of the health hype originates. Medium-chain triglycerides (MCTs) are metabolized differently than longer-chain fats. Your body absorbs them more quickly and can use them for energy rather than storing them. But coconut oil is not the same thing as concentrated MCT oil. The MCTs in coconut oil are diluted among other saturated fats, and the metabolic benefits seen in studies using pure MCT oil don’t translate cleanly to spoonfuls of coconut oil in your pan.
The Cholesterol Problem
A large meta-analysis published in the American Heart Association journal Circulation pooled data from 16 clinical trials and found that coconut oil raised LDL cholesterol by an average of 10.47 mg/dL compared to nontropical vegetable oils like olive, canola, and soybean oil. That’s roughly an 8.6 percent increase. It also raised HDL (“good”) cholesterol by about 4 mg/dL, or 7.8 percent.
Some coconut oil proponents point to that HDL increase as a benefit. But the rise in LDL is larger in absolute terms, and LDL is a stronger, more consistent predictor of cardiovascular disease. The AHA’s position is blunt: coconut oil significantly increases LDL cholesterol, and replacing it with unsaturated vegetable oils provides a clear health benefit. Their advisory specifically states coconut oil should not be used as a regular cooking oil, though it can be used “sparingly for flavor or texture.”
Even compared to palm oil, another tropical oil high in saturated fat, coconut oil performed worse. It raised total cholesterol by about 25.5 mg/dL and LDL by about 20.5 mg/dL more than palm oil in the same analysis.
How It Handles Heat
One genuine advantage of coconut oil is its stability at cooking temperatures. Because saturated fats resist oxidation better than polyunsaturated fats, coconut oil doesn’t break down and form harmful compounds as quickly as corn, soybean, or sunflower oil when heated. Lab studies comparing virgin coconut oil to extra virgin olive oil found less oxidation in the coconut oil over extended heating and storage periods.
That said, its smoke point limits what you can do with it. Unrefined (virgin) coconut oil smokes at around 350°F (177°C), which is fine for stovetop sautéing since most pan cooking stays near that range. Refined coconut oil can handle 400 to 450°F (204 to 232°C), making it suitable for baking and higher-heat cooking. But once you exceed the smoke point, any oil starts producing toxic compounds and off flavors, so virgin coconut oil is a poor choice for deep frying or high-heat roasting.
Coconut Oil vs. Olive Oil
If you’re choosing between these two, olive oil wins on nearly every health measure. Research links olive oil consumption to reduced inflammation, lower LDL cholesterol, and reduced blood pressure. Coconut oil’s main nutritional claim is its MCT content, but that doesn’t offset the LDL increase. Both oils are calorie-dense at roughly 120 calories per tablespoon, so neither gets a free pass on portion size.
Where coconut oil has a narrow edge is oxidative stability under prolonged heat, but extra virgin olive oil compensates with its high phenolic content, natural antioxidants that help protect the oil from degradation. For most home cooking scenarios, either oil holds up fine. The difference is what happens inside your body afterward.
Does It Help With Weight Loss?
The idea that coconut oil boosts metabolism comes from research on pure MCT oil, not coconut oil itself. Some studies have suggested MCT oil could promote a small amount of weight loss by slightly increasing the rate at which your body burns calories. But the effect is modest, the evidence is preliminary, and coconut oil delivers those MCTs alongside a heavy dose of other saturated fats. The meta-analysis in Circulation found no significant effect of coconut oil on body weight, body fat, or blood sugar markers compared to other vegetable oils.
How to Use It Practically
If you enjoy the flavor of coconut oil in certain dishes, using it occasionally is reasonable. It works well in curry-based recipes, some baked goods, and as a substitute for butter in vegan cooking. The key is treating it as a specialty ingredient rather than your default cooking fat.
For everyday cooking, oils higher in unsaturated fats are a better foundation. Extra virgin olive oil handles most sautéing and roasting well. Avocado oil works for higher-heat applications. Canola oil is a neutral, affordable option with a favorable fat profile. Rotating among these gives you variety without the cholesterol tradeoff that comes with making coconut oil a daily habit.
If you do cook with coconut oil, keep stovetop temperatures at medium or below when using the unrefined version. Refined coconut oil gives you more heat flexibility but loses the coconut flavor and some of the minor nutrients found in virgin varieties. Either way, a tablespoon or two a few times a week as part of an otherwise varied diet is unlikely to cause problems for most people. The risk comes from using it as your primary fat source.