Are black beans keto?

Black beans

Not keto No — black beans are not keto-friendly.

High in fiber but even higher in starch: about 13 g net carbs per half cup.

Nutrition per serving

½ cup cooked · 86 g
Net carbs
13g
Calories
114kcal
Protein
7.6g
Fat
0.5g
Total carbs
20 g
Fiber
7.5 g
One serving vs. a 20 g daily net-carb limit 65%

About 33.3 g of black beans adds up to 5 g net carbs — about 39% of a typical serving.

Nutrition facts for black beans
NutrientPer servingPer 100 g
Calories114 kcal132 kcal
Total carbohydrate20 g24 g
Dietary fiber7.5 g8.7 g
Net carbs13 g15 g
Sugars 0.3 g 0.3 g
Protein7.6 g8.9 g
Fat0.5 g0.5 g

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Better keto swaps for black beans

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

Low-carb recipes that replace black beans

Frequently asked questions

Are black beans keto?

No — black beans are not keto-friendly. High in fiber but even higher in starch: about 13 g net carbs per half cup.

How many net carbs are in black beans?

½ cup cooked (86 g) of black beans has about 13 g net carbs (20 g total carbs minus 7.5 g fiber). Per 100 g, that's 15 g net carbs.

How much black beans can I eat on keto?

About 33.3 g of black beans adds up to 5 g net carbs — about 39% of a typical serving. On a typical 20 g daily limit, one serving uses about 65% of your carbs.

What is a good keto substitute for black beans?

More beans & legumes

Full beans & legumes list

Source: USDA FoodData Central (SR Legacy #173735): Beans, black, 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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