Are lentils keto?

Lentils

Not keto No — lentils are not keto-friendly.

A nutritious legume, but about 12 g net carbs per half cup.

Nutrition per serving

½ cup cooked · 99 g
Net carbs
12g
Calories
115kcal
Protein
8.9g
Fat
0.4g
Total carbs
20 g
Fiber
7.8 g
One serving vs. a 20 g daily net-carb limit 61%

About 41 g of lentils adds up to 5 g net carbs — about 41% of a typical serving.

Nutrition facts for lentils
NutrientPer servingPer 100 g
Calories115 kcal116 kcal
Total carbohydrate20 g20 g
Dietary fiber7.8 g7.9 g
Net carbs12 g12 g
Sugars 1.8 g 1.8 g
Protein8.9 g9 g
Fat0.4 g0.4 g

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Better keto swaps for lentils

Keto substitutes for beans & legumes 5 alternatives with carb comparisons and recipes Read guide

Frequently asked questions

Are lentils keto?

No — lentils are not keto-friendly. A nutritious legume, but about 12 g net carbs per half cup.

How many net carbs are in lentils?

½ cup cooked (99 g) of lentils has about 12 g net carbs (20 g total carbs minus 7.8 g fiber). Per 100 g, that's 12 g net carbs.

How much lentils can I eat on keto?

About 41 g of lentils adds up to 5 g net carbs — about 41% of a typical serving. On a typical 20 g daily limit, one serving uses about 61% of your carbs.

What is a good keto substitute for lentils?

More beans & legumes

Full beans & legumes list

Source: USDA FoodData Central (SR Legacy #172421): Lentils, mature seeds, cooked, boiled, without salt. Net carbs = total carbohydrate − fiber. Rating: Not keto — More than about 10 g net carbs per typical serving. Swap it for a low-carb alternative. How we rate foods. Last reviewed October 18, 2026.

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