Coconut Milk vs Oat Milk: Which Is Less Inflammatory?
Coconut Milk
Oat Milk
Coconut milk is less inflammatory than oat milk, and they are close. Both land in the middle of the scale, which puts them behind the plant milks made from nuts or soy.
Oat milk’s weak spot is sugar it never had to add. Enzymes break the oat starch down during production, so a glass lifts your blood sugar faster than cow’s milk does. Coconut milk avoids that trap but falls into another one, since it is rich in saturated fat, and half a cup from a can holds about three times as much as a spoon of butter. If you drink either one every day, turn the carton around and pick the version with no added oil and no added sugar.
Side by side
| Coconut Milk | Oat Milk | |
|---|---|---|
| Inflammation Score | Medium · 4/10 | Medium · 5/10 |
| Category | Beverages | Beverages |
| Serving size | 1/2 cup (120 ml) canned, full fat | 1 cup (240 ml) |
| Key nutrients | Lauric acid, Medium-chain triglycerides (MCTs), Manganese, Carrageenan (in some brands) | Maltose (from enzymes), Beta-glucan, Rapeseed oil (added), Calcium (fortified) |
| How often | — | A splash in coffee daily, unsweetened rather than barista |
On the AIP diet
Coconut Milk
Coconut milk is allowed during the elimination phase of AIP, and it is the plant milk the protocol leans on. Nothing in it comes from dairy, grains, nuts or seeds. The catch is the can: guar gum and carrageenan are both off the list, so check the label. Full fat coconut milk with two ingredients, coconut and water, is the one that fits.
Oat Milk
Oat milk is not allowed on the Autoimmune Protocol. It is made from a grain, and the elimination phase takes out every grain without exception. The rest of the carton makes it doubly awkward, because the seed oils in barista versions and the gums that keep it smooth are off the list on their own terms. During the elimination, unsweetened coconut milk is the usual stand-in.
What each one brings
Coconut Milk
- No lactose, no milk protein and no grain, so it suits almost every elimination diet
- Nudges bad cholesterol down, which coconut oil on its own does not
- Most of its fat is the medium-chain kind, which the liver burns quickly
- A can with two ingredients is one of the least processed milks you can buy
Oat Milk
- No lactose and no milk protein, so it suits the people that dairy does not
- Some of the oat's soluble fibre survives into the glass, and it brings cholesterol down
- Nut free, which matters when almond and cashew milks are off the table
- Most brands are fortified, giving back the calcium and B12 that leaving dairy takes away
Watch out for
Coconut Milk
- Half a cup canned carries about three times the saturated fat of a spoon of butter
- Some brands add carrageenan, a seaweed gum that can irritate an already sore gut
- Carton versions are mostly water, with almost no protein to replace milk
- Sweetened drinking versions hide sugar behind a health food label
Oat Milk
- Enzymes break the oat starch into sugar during production, so it lifts blood sugar faster than cow's milk
- Barista versions add rapeseed or sunflower oil to make the foam hold
- Sweetened cartons pile sugar on top of the sugar the process already made
- It is made from a grain, so it is out during the AIP elimination phase
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