Black beans is not keto: it has ~25 g of net carbs per 1 cup, cooked, against the keto diet's 5 g-per-serving limit.
Net carbs
25 g
per 1 cup, cooked
These are the carbs that count on keto: total carbs minus fiber.
One cup provides about 25.8 g of net carbs, well above the keto limit despite their fiber.
Nutrition facts for black beans
0.9 g
Fat
15.2 g
Protein
15 g
Fiber
Why black beans is not keto?
On keto the goal is to stay under ~5 g of net carbs per serving; black beans has 25 g per 1 cup, cooked (40 g total − 15 g of fiber).
How much black beans can I eat on keto?
To stay under 5 g of net carbs, the limit is ~33 g of black beans. A better keto alternative is tofu con champiñones salteados.
Best keto alternative
Related
Source: nutritional estimate (USDA-style reference) · Confidence: high
Reviewed by the Ketorai team · Last updated: July 1, 2026 · How we assign the verdict
For information only. This does not replace advice from a health professional.
Reviewed by the Ketorai team · Last updated: July 1, 2026 · How we assign the verdict
For information only. This does not replace advice from a health professional.
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