Is cod liver oil keto?

Cod liver oil

Keto-friendly Yes — cod liver oil is keto-friendly.

A carb-free supplement rich in omega-3s and vitamins A and D. Stick to the label dose — it's very high in vitamin A.

Nutrition per serving

1 tsp · 4.5 g
Net carbs
0g
Calories
41kcal
Protein
0g
Fat
4.5g
Total carbs
0 g
Fiber
0 g
One serving vs. a 20 g daily net-carb limit 0%

Cod liver oil has virtually no net carbs, so portion size is about calories and fullness, not carbs.

Nutrition facts for cod liver oil
NutrientPer servingPer 100 g
Calories41 kcal902 kcal
Total carbohydrate0 g0 g
Dietary fiber0 g0 g
Net carbs0 g0 g
Protein0 g0 g
Fat4.5 g100 g

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Frequently asked questions

Is cod liver oil keto?

Yes — cod liver oil is keto-friendly. A carb-free supplement rich in omega-3s and vitamins A and D. Stick to the label dose — it's very high in vitamin A.

How many net carbs are in cod liver oil?

1 tsp (4.5 g) of cod liver oil has about 0 g net carbs (0 g total carbs minus 0 g fiber). Per 100 g, that's 0 g net carbs.

How much cod liver oil can I eat on keto?

Cod liver oil has virtually no net carbs, so portion size is about calories and fullness, not carbs. On a typical 20 g daily limit, one serving uses about 0% of your carbs.

More fats & oils

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Source: USDA FoodData Central (SR Legacy #173577): Fish oil, cod liver. Net carbs = total carbohydrate − fiber. Rating: Keto-friendly — Low in net carbs per typical serving (about 5 g or less). Fits easily into a 20–30 g daily limit. How we rate foods. Last reviewed October 18, 2026.

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