Paleo Cooking Oils: Which Fats to Use for Searing, Roasting and Dressings (and What the Seed-Oil Research Says)

By Paleo Life Coach Editorial Team · Last updated September 26, 2026 · Fatty-acid data from USDA FoodData Central; evidence from AHA and PubMed-indexed research

Turn a jar of “avocado oil mayo” around and read the ingredient list. Sometimes avocado oil is the only oil in it; sometimes it sits next to another oil further down. That label check is most of what paleo cooking oils come down to: knowing which fats the diet keeps, which it drops, and why. This guide sorts paleo-friendly fats by the job you’re doing in the kitchen, gives you USDA fatty-acid numbers for each, and lays out what the research actually says about seed oils, which is less dramatic than social media suggests.

The quick version: Paleo cooking oils are extra-virgin olive oil, avocado oil, coconut oil, ghee and animal fats such as lard, tallow and duck fat, plus nut oils for cold use. Paleo excludes refined seed and grain oils like canola, soybean, corn and cottonseed. For heart health, lean on olive and avocado oil and use saturated fats in smaller amounts.

Which oils are paleo, and which aren’t?

The paleo rule is about processing and source. Oils you can press from a fatty fruit or nut, or render from meat, are in. Industrial oils from seeds, grains and legumes are out. Harvard’s paleo diet review lists olive and coconut oil among included foods and refined vegetable oils among excluded ones.

In: extra-virgin olive oil, avocado oil, coconut oil, macadamia and walnut oil, ghee, lard, beef tallow, duck fat, bacon fat.
Gray area: butter (dairy, though many paleo plans allow it or its clarified form, ghee), palm oil (paleo by source, though some people avoid it for environmental reasons), high-oleic sunflower and safflower oils (seed oils, but bred to be mostly monounsaturated).
Out: canola, soybean, corn, cottonseed, grapeseed, rice bran and generic “vegetable oil.” Peanut oil is out because peanuts are legumes.

You’ll often meet the excluded oils in packaged food rather than in your own pan. Check the ingredient lists on dressings, mayonnaise, roasted nuts and chips; that’s where soybean, canola and sunflower oil tend to appear, and why reading labels matters as much as which bottle sits by your stove.

How do the fats compare? USDA numbers per tablespoon

Fats differ mainly in their mix of saturated, monounsaturated and polyunsaturated fatty acids. All of them carry roughly the same calories, about 100-125 per tablespoon.

How do the fats compare? USDA numbers per tablespoon
Fat or oil (1 tbsp)	Calories	Saturated (g)	Monounsat. (g)	Polyunsat. (g)	Linoleic acid, omega-6 (g)	Paleo?
Olive oil (13.5 g)	119	1.9	9.8	1.4	1.3	Yes
Avocado oil (14 g)	124	1.6	9.9	1.9	1.8	Yes
High-oleic sunflower oil (13.6 g)	120	1.3	11.4	0.5	0.5	Gray
High-oleic safflower oil (13.6 g)	120	1.0	10.2	1.7	1.7	Gray
Lard (12.8 g)	116	5.0	5.8	1.4	1.3	Yes
Beef tallow (12.8 g)	116	6.4	5.4	0.5	0.4	Yes
Bacon grease (12.8 g)	115	5.0	5.7	1.4	1.3	Yes
Ghee / butter oil (12.8 g)	112	7.9	3.7	0.5	0.3	Mostly yes
Butter, unsalted (14.2 g)	102	7.2	3.3	0.4	0.3	Gray (dairy)
Palm oil (13.6 g)	120	6.7	5.0	1.3	1.2	Gray
Coconut oil (13.6 g)	121	11.2	0.9	0.2	0.2	Yes
Walnut oil (13.6 g)	120	1.2	3.1	8.6	7.2	Yes (cold use)
Canola oil (14 g)	124	1.0	8.9	3.9	2.7	No
Peanut oil (13.5 g)	119	2.3	6.2	4.3	4.3	No
Soybean oil (13.6 g)	120	2.1	3.1	7.9	6.9	No
Corn oil (13.6 g)	122	1.8	3.8	7.4	7.3	No
Grapeseed oil (13.6 g)	120	1.3	2.2	9.5	9.5	No

Source: USDA FoodData Central SR Legacy, scaled from 100 g to USDA tablespoon weights. Fatty-acid columns don’t sum to the total because USDA also counts non-fatty-acid components.

Three patterns jump out. Coconut oil is the most saturated fat on the list, more than butter or tallow. Olive and avocado oil are almost identical, both about 70% monounsaturated. And the oils paleo excludes are, with canola as a partial exception, the ones highest in linoleic acid, the main omega-6 fat. That last point is the heart of the seed-oil debate below.

What should you sear and stir-fry with?

For hot, fast cooking, use a fat that’s mostly saturated or monounsaturated. Polyunsaturated fats are the least stable when heated, a point that holds regardless of which diet you follow.

Avocado oil is the usual paleo pick for searing steaks or stir-fries. It has a mild flavor and the same monounsaturated profile as olive oil.
Tallow, lard and duck fat handle high heat well and add flavor to potatoes, sweet potatoes and seared meat.
Ghee browns without the milk solids that make regular butter burn quickly, which is why it’s the standard paleo butter substitute for pan-frying.
Refined coconut oil works for stir-fries when you don’t want coconut flavor; unrefined tastes of coconut.

You’ll see smoke points quoted for all of these online, and the numbers disagree from site to site because refining, freshness and test method all change the result, so we don’t reprint a chart here. A practical rule beats a chart: if the oil is smoking before food goes in, the pan is too hot. Pull it off the heat, wipe it out if it’s gone acrid, and start again.

What’s best for roasting and everyday sautéing?

Olive oil. Extra-virgin olive oil is the everyday workhorse for roasted vegetables and sheet-pan dinners, and it’s the kind of unsaturated fat the AHA advisory favors within eating patterns like the Mediterranean diet. Our easy paleo dinner recipes and paleo bowls use it as the default.

Avocado oil and melted ghee work here too. Bacon fat saved from breakfast is a flavorful choice for roasting Brussels sprouts or cabbage. Keep portions honest: a tablespoon of any of these adds 110-125 calories, and sheet-pan recipes often call for two or three.

What should you use for dressings and no-heat dishes?

This is where delicate oils belong. Extra-virgin olive oil is the base of most paleo dressings. Walnut and macadamia oils add a nutty flavor to salads and drizzles; walnut oil is high in polyunsaturated fat, so keep it away from heat and store it in the fridge. Harvard Health also suggests refrigerating oils to preserve their flavor and freshness.

Homemade mayonnaise is where paleo cooks most often reach for avocado oil or light-tasting olive oil, because many store-bought mayonnaises list soybean or canola oil first. The paleo salad dressing and sauce recipes include a mayo and six dressings with USDA numbers.

What about paleo baking?

Baking uses fat for moisture and tenderness, so choose by flavor. Melted coconut oil is the common paleo swap for butter in muffins and brownies; it’s solid at room temperature, so it behaves more like butter than a liquid oil does. Ghee gives the closest butter flavor. Light-tasting olive or avocado oil works in recipes that call for vegetable oil.

Paleo flours absorb fat differently from wheat. Almond flour is already about half fat, so almond-based recipes usually need less added oil than coconut-flour ones. The paleo flour guide compares them by the numbers.

Are seed oils actually bad for you?

The research doesn’t support the strongest claims made against them. Paleo excludes seed oils as industrially processed foods, which is a fair design choice, but “seed oils cause inflammation” is a separate claim, and the evidence runs the other way.

On inflammation: a systematic review of 15 randomized controlled trials (Johnson and Fritsche, 2012) looked at dietary linoleic acid and markers of inflammation in healthy people, including C-reactive protein, fibrinogen and cytokines. None of the studies reported significant increases. The authors concluded there was “virtually no evidence” that adding linoleic acid raises inflammatory markers.

On heart disease: a pooled analysis of 30 prospective studies (Marklund et al., Circulation, 2019), covering 68,659 people in 13 countries, found higher blood and tissue levels of linoleic acid were associated with lower risk of total cardiovascular disease and cardiovascular death. The American Heart Association’s 2017 advisory on dietary fats concluded that trials replacing saturated fat with polyunsaturated vegetable oil reduced cardiovascular disease by about 30%.

What experts still worry about: Harvard Health notes that “repeatedly heating unsaturated oils up to high temperatures creates trans fats and other harmful substances,” mainly a problem in restaurant fryers where oil isn’t changed often. And in a 2025 Harvard Chan School piece, Walter Willett points to heavy intake of processed foods containing seed oils as the real problem, rather than the oils themselves.

Put simply: cutting seed oils on paleo mostly means cutting fried food, chips and packaged snacks, which is a good trade. Replacing every seed oil with coconut oil and butter is a different trade, and the evidence doesn’t favor it.

How much saturated fat is too much on paleo?

There’s no paleo-specific limit, but the fat you choose shifts your cholesterol. The AHA advisory found that replacing saturated fat with unsaturated fat lowers LDL cholesterol. If paleo raised your LDL, the fat in your pan is the first place to look.

Here’s the math for a day that uses coconut oil for everything: three tablespoons gives about 33.6 g of saturated fat per the USDA figures above, before counting any meat. The same three tablespoons of olive oil gives about 5.7 g. That single swap moves more saturated fat than most other changes you could make. The paleo diet cholesterol guide covers the trial data on paleo and blood lipids.

A decision rule for your kitchen

You want the simplest setup: keep extra-virgin olive oil for most cooking and dressings, and avocado oil for high-heat searing.
You care about flavor and tradition: add ghee, tallow or bacon fat for specific dishes, and use them in tablespoons, not cups.
Your LDL cholesterol is high, or you have heart disease: make olive and avocado oil your defaults, keep coconut oil and butter occasional, and talk to your doctor or a registered dietitian about your overall fat intake.
You’re strict paleo: skip canola, soybean, corn and “vegetable oil,” and read labels on mayo, dressings and roasted nuts.
You’re paleo-flexible: high-oleic sunflower or safflower oil, which USDA data show are mostly monounsaturated, can stand in when avocado oil isn’t available.

Frequently asked questions about paleo cooking oils

What cooking oils are paleo?

Extra-virgin olive oil, avocado oil, coconut oil, macadamia and walnut oil, ghee and rendered animal fats such as lard, tallow, duck fat and bacon fat are paleo. Canola, soybean, corn, cottonseed, grapeseed, peanut and generic vegetable oils are excluded because they come from seeds, grains or legumes and are industrially refined.

Is canola oil paleo?

No. Canola oil is a refined seed oil, and paleo excludes refined vegetable oils. Nutritionally, canola is one of the better seed oils: per USDA data a tablespoon has about 1 g of saturated fat and 8.9 g of monounsaturated fat. It’s out on paleo because of how it’s made, not because research shows it’s harmful.

What is the healthiest oil to cook with?

Extra-virgin olive oil is the safest everyday pick: it’s mostly monounsaturated, it’s central to the Mediterranean diet the AHA points to, and it fits paleo. Avocado oil has a nearly identical fatty-acid profile and a milder taste. For most home cooking, these two cover everything from roasting to searing. Use saturated fats like coconut oil and butter in smaller amounts.

Is butter paleo?

Butter is a gray area. It’s dairy, which strict paleo excludes, but it’s almost pure fat with little of the milk protein or lactose that bothers most people. Many paleo followers use it, and even more use ghee, which is clarified butter with the milk solids removed. If you’re doing Whole30 or strict paleo, use ghee instead.

Is olive oil better than coconut oil on paleo?

Both are paleo, but they aren’t equal for heart health. Per USDA data, a tablespoon of coconut oil has about 11.2 g of saturated fat versus 1.9 g in olive oil. The AHA’s review of the evidence found that swapping saturated fat for unsaturated fat lowers LDL cholesterol, so olive oil makes a better everyday default.

Your next step: two bottles and one jar

Stock extra-virgin olive oil for most cooking, avocado oil for high heat and a jar of ghee or tallow for the dishes that taste better with it. Then read the labels on the dressings, mayo and snacks in your pantry, because that’s where most seed oils actually hide. For the full list of what’s in and out, see the complete paleo diet guide.

We wrote this to explain food choices, not to treat anything. With high cholesterol or heart disease, your doctor or a registered dietitian should help decide which fats suit you.