How many carbs are in black beans?
1 cup of black beans contains about 40.8g of carbohydrate, 25.8g net carbs after subtracting 15g of fiber, 15.2g of protein, and 335 calories.
Carbs by portion size
| Portion | Total carbs | Fiber | Net carbs |
|---|---|---|---|
| 1 cup (185g) | 40.8g | 15g | 25.8g |
| 100 grams (100g) | 22g | 8.1g | 13.9g |
Net carbs in black beans
1 cup of black beans contains 25.8g of net carbs — total carbs (40.8g) minus dietary fiber (15g). Net carbs are the carbs your body actually digests and that raise blood glucose. See our guide to net carbs for how this calculation works and when to use it.
Full nutrition for black beans (per 100g)
- Calories: 181 kcal
- Carbohydrate: 22g
- Dietary fiber: 8.1g
- Sugars: 0.3g
- Protein: 8.2g
- Fat: 7g
Reference values from USDA FoodData Central (survey fndds dataset, fdcId 2342834). Values are per 100 grams.
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How many carbs are in black beans?
1 cup of black beans contains about 40.8g of total carbohydrate. After subtracting 15g of fiber, the net carbs are about 25.8g.
How many net carbs are in black beans?
Net carbs in 1 cup of black beans are about 25.8g — that is total carbs (40.8g) minus dietary fiber (15g). See our net carbs explainer for the full calculation.
Is black beans good for diabetics?
Black beans contains carbohydrates that will raise blood glucose. Whether it fits your meal plan depends on the portion and your overall daily target. Most U.S. diabetes care teams use total carbs (not net) for insulin dosing — see our diabetes carb-counting guide.
Is black beans keto-friendly?
Whether black beans fits a keto plan depends on your daily net-carb budget (typically under 20–30g per day). One serving (1 cup) provides about 25.8g of net carbs.