Choosing a fat for GAPS starts with a practical question: will it go into a hot pan, or onto the finished meal? Dr. Natasha Campbell-McBride makes that distinction in Gut and Physiology Syndrome. Animal fats, butter, ghee and natural coconut oil appear in the cooking guidance; extra virgin cold-pressed olive oil belongs on served food.[1]
In our kitchen, ghee is one of the homemade dairy staples we usually make in weekly batches, along with yogurt, kefir and sour cream.
Cooking Fats and Finishing Oils
| Use | Examples in the GAPS Source | What to Check |
|---|---|---|
| Cooking and baking | Butter, ghee, pork fat, beef tallow, lamb fat, goose, duck or chicken fat | The actual ingredient, preparation and introduction context |
| Cooking and baking | Natural virgin coconut oil | No hydrogenation, solvents or added ingredients |
| After cooking | Extra virgin cold-pressed olive oil | Use on the served meal or salad rather than as the pan fat |
| Specific supplement use | Suitable cold-pressed nut/seed oil blends | Follow the source’s blend, storage and individual-use context; never use them for cooking |
The last row is a separate category. A supplemental oil blend is not automatically a replacement for the cooking fat in the first row. The essential-fatty-acid guide explains that distinction.[1]
Intro Stages Still Matter
The 2020 book introduces homemade ghee in Intro Stage 2. Stage 3 includes gentle frying with ghee or rendered animal fat and explicitly uses low heat for its pancakes. Stage 4 introduces cold-pressed olive oil added to meals, beginning gradually. Those introductions should stay visible when applying a general kitchen list.[2]
Use the Stage 2 guide, Stage 3 or Stage 4 for the food forms and wider sequence. A cooking-fat list is not permission to introduce every preparation at Stage 1.
Using Ghee and Rendered Fat
For the Full GAPS kitchen, our stovetop ghee recipe gives the method. The book also describes collecting rendered fat after roasting poultry and straining it for later cooking. That makes use of a food you have already prepared; it does not establish one storage life for every jar or household.[1]
Choose the fat for the cooking task and keep the heat appropriate to the food. The GAPS preference for these fats should not be read as a claim that any fat is chemically unchanged at every temperature or can be heated indefinitely.[3]
Olive Oil Goes on the Finished Food
The newer book specifies unrefined extra virgin cold-pressed olive oil and recommends it on ready-served food and salads. It also notes that manufacturers may use “cold-pressed” differently. The actual oil and its handling matter more than a general green label on the bottle.[1]
The practical distinction can be simple: choose the pan fat before cooking, then add the finishing oil when serving. For the source’s broader reasons, read why GAPS prioritizes natural fats.
What to Leave Out
GAPS excludes processed cooking oils, hydrogenated fats, margarine, artificial spreads and shortenings. That is a preparation and processing rule, not a statement that every food containing a plant fat is forbidden. The processed-fat guide explains the labels and the difference between whole foods, cooking oils and supplemental blends.[1]
When Fat Is Difficult to Tolerate
Bile and digestive enzymes work together in fat digestion. In its “Foods to avoid” discussion, the book also describes excess mucus coating food and interfering with the access of bile and enzymes. Campbell-McBride connects that model with poor fat absorption and the availability of fat-soluble vitamins.[4]
That explanation does not identify the cause of a pale or greasy stool on its own or prove that more fat will clear a stone. The bile and fat-digestion guide covers gradual tolerance and the clinical context; the gallstone guide covers symptoms needing prompt attention.
Keep the Kitchen Choice Simple
Start with the meal you are making and the phase you are following. A pan fat, a finishing oil and a supplement have different jobs. There is no need to buy one of every oil mentioned in a nutrition chapter. Our Full GAPS meal guide brings those choices back to ordinary meals.
If you want a practical reference for replacing the cooking products you used before GAPS, this is the closest companion. The GAPS Food Swap Guide is listed in my printable catalog.
References
- Campbell-McBride, N. Gut and Physiology Syndrome (2020), “Fats: the Good and the Bad,” cooking fats, cold-pressed olive oil, coconut oil and oil-blend guidance; “Fats and oils,” collecting rendered poultry fat; Full GAPS food guidance.
- Campbell-McBride, N. Gut and Physiology Syndrome (2020), The GAPS Introduction Diet, Second, Third and Fourth stages.
- Tsuzuki W. Study of the Formation of Trans Fatty Acids in Model Oils and Edible Oils During the Heating Process. Japan Agricultural Research Quarterly. 2012;46:215–220. Model-oil/heating experiments; temperature, time and oxidation context.
- Campbell-McBride, N. Gut and Physiology Syndrome (2020), “FOOD,” “Foods to avoid,” “Fats,” bile, digestive enzymes, mucus and fat absorption.
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