Coconut oil is one of the most saturated fats you can eat. At about 82 to 92 percent saturated fat, it contains more than butter (66 percent) and far more than olive oil (15 percent). A single tablespoon delivers roughly 12 grams of saturated fat, which nearly hits the American Heart Association’s recommended daily limit of 13 grams all by itself.
How Coconut Oil Compares to Other Fats
The gap between coconut oil and other common cooking fats is striking. Butter, often considered the poster child for saturated fat, is only about two-thirds saturated. Olive oil sits at 15 percent. Coconut oil dwarfs both, with saturated fat making up the vast majority of its total fat content.
In practical terms, one tablespoon of coconut oil has about 120 calories and 14 grams of total fat, 12 of which are saturated. That same tablespoon of olive oil contains roughly 2 grams of saturated fat. So if you swap olive oil for coconut oil in a recipe, you’re multiplying your saturated fat intake by about six.
The Type of Saturated Fat in Coconut Oil
Not all saturated fats are chemically identical, and coconut oil’s dominant fatty acid, lauric acid, has fueled much of the debate around whether coconut oil deserves its bad reputation. Lauric acid is a 12-carbon chain, which technically qualifies it as a medium-chain fatty acid. That classification matters because true medium-chain fats (those with 6 to 10 carbons) are absorbed quickly and sent straight to the liver to be burned for energy, rather than circulating through the bloodstream the way longer-chain fats do.
Here’s the catch: lauric acid doesn’t actually behave like those shorter-chain fats during digestion. Its absorption pattern is more similar to the long-chain fats found in meat and dairy. This is why pure MCT oil, which is extracted from coconut oil but concentrated in 8- and 10-carbon chains, is a fundamentally different product. MCT oil deliberately strips out lauric acid. So the marketing claim that coconut oil gives you the benefits of medium-chain fats is misleading. Most of the fat in coconut oil doesn’t metabolize the way true MCTs do.
What Coconut Oil Does to Cholesterol
A large meta-analysis published in the journal Circulation pooled data from 16 clinical trials comparing coconut oil to other cooking oils. The results showed that coconut oil raised LDL (“bad”) cholesterol by an average of about 10.5 mg/dL compared to nontropical vegetable oils like olive, canola, and soybean oil. That’s roughly an 8.6 percent increase from baseline levels.
Coconut oil did also raise HDL (“good”) cholesterol by about 4 mg/dL, a 7.8 percent increase. Proponents often point to this HDL bump as evidence that coconut oil is heart-healthy. But the LDL increase was larger in absolute terms, and elevated LDL is one of the strongest, most consistent risk factors for heart disease. The HDL rise doesn’t cancel out the LDL rise in terms of cardiovascular risk.
Perhaps more surprising: coconut oil raised LDL cholesterol even compared to palm oil, another tropical fat with a reputation for being unhealthy. In that comparison, coconut oil increased LDL by about 20.5 mg/dL and total cholesterol by roughly 25.6 mg/dL.
Where Official Guidelines Stand
The Dietary Guidelines for Americans recommend keeping saturated fat below 10 percent of daily calories. On a 2,000-calorie diet, that’s about 22 grams per day. The American Heart Association sets a tighter limit of roughly 13 grams for someone aiming to lower cardiovascular risk. One tablespoon of coconut oil, at 12 grams of saturated fat, consumes nearly all of that stricter allowance before you eat anything else that day.
The AHA issued a specific advisory recommending against regular coconut oil consumption, noting that it raised LDL cholesterol in seven controlled trials. Their position is straightforward: coconut oil is a saturated fat, saturated fats raise LDL, and elevated LDL increases heart disease risk.
Using Coconut Oil in Context
None of this means a teaspoon of coconut oil in a curry will harm you. The issue is quantity and frequency. If you use coconut oil as your primary cooking fat, you’re likely exceeding saturated fat guidelines before accounting for any other saturated fat in your diet from cheese, meat, or baked goods.
If you enjoy the flavor of coconut oil in certain dishes, using it occasionally and in small amounts keeps your overall saturated fat intake manageable. For everyday cooking, oils higher in unsaturated fats, like olive oil, avocado oil, or canola oil, deliver fat without the same LDL-raising effect. The simplest swap is using coconut oil only where its flavor genuinely matters to the dish, and reaching for something else the rest of the time.