Is Black bean keto?
Black bean is not keto: it has ~23 g of net carbs per 1 cup, cooked, against the keto diet's 5 g-per-serving limit.
Net carbs = total − fiber
23 g
per 1 cup, cooked
These are the carbs that count on keto: total carbs minus fiber.
Black beans are not keto-friendly because one serving contains 23 grams of net carbs, and they are also a legume-based food.
Nutrition facts for black bean
How many carbs are in black bean?
Black bean has ~38 g of carbs and ~23 g of net carbs per 1 cup, cooked (total carbs minus 15 g of fiber).
Why black bean is not keto?
On keto the goal is to stay under ~5 g of net carbs per serving; black bean has 23 g per 1 cup, cooked (38 g total − 15 g of fiber).
How much black bean can I eat on keto?
To stay under 5 g of net carbs, the limit is ~37 g of black bean.
Related
Reviewed by the Ketorai team · Last updated: July 5, 2026 · How we assign the verdict
For information only. This does not replace advice from a health professional.
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