Carbs in 1 Cup Broccoli
Keto-friendlyHow many carbs are in 1 cup broccoli?
1 Cup Broccoli has 3.9g net carbs per 100g — 6.3g total carbs minus 2.4g fiber — plus 2.6g protein, 0.3g fat, and 31 calories. That makes 1 cup broccoli relatively low in net carbs and lower than the typical vegetable, which averages about 17.9g net carbs per 100g. With this carb count, 1 cup broccoli fits a keto or low-carb diet (usually 20–50g net carbs per day) in normal portions. Values are per per 100 g, sourced from USDA FoodData Central; net carbs are computed by CarbMeNot.
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Last updated June 10, 2026 · Reviewed by Jordan Lee, Nutrition Editor
Values per 100 g.
Is 1 cup broccoli keto-friendly?
Yes, 1 cup broccoli can fit a keto diet in moderate portions. It has 3.9g net carbs per 100g (6.3g total carbs − 2.4g fiber). On a standard keto diet (20–50g net carbs per day), that leaves plenty of room for other vegetables and meals.
Carbs by serving size
| Serving | Net carbs | Total carbs | Protein | Calories |
|---|---|---|---|---|
| 100 g (3.5 oz) | 3.9g | 6.3g | 2.6g | 31 |
| 1 oz (28 g) | 1.1g | 1.8g | 0.7g | 9 |
How many calories are in 1 cup broccoli?
1 Cup Broccoli has 31 calories per 100g. That's alongside 2.6g protein, 0.3g fat, and 3.9g net carbs per 100g.
Nutrition facts
| Nutrient | Amount (per 100 g) |
|---|---|
| Calories | 31 |
| Total carbs | 6.3g |
| Net carbs | 3.9g |
| Fiber | 2.4g |
| Sugar | 0g |
| Sugar alcohols | 0g |
| Protein | 2.6g |
| Fat | 0.3g |
| Sodium | 36mg |
| Potassium | 303mg |
Source: USDA FoodData Central (Foundation). Net carbs = total carbs − fiber − sugar alcohols, computed by CarbMeNot.
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Frequently asked questions
- How many carbs are in 1 cup broccoli?
- 1 Cup Broccoli has 6.3g of total carbs and 3.9g of net carbs per 100 grams.
- How many net carbs are in 1 cup broccoli?
- 1 Cup Broccoli has 3.9g of net carbs per 100 grams (total carbs 6.3g minus 2.4g fiber).
- Is 1 cup broccoli keto-friendly?
- Yes, 1 cup broccoli can fit a keto diet in moderate portions. It has 3.9g net carbs per 100g (6.3g total carbs − 2.4g fiber). On a standard keto diet (20–50g net carbs per day), that leaves plenty of room for other vegetables and meals.
- How many calories are in 1 cup broccoli?
- 1 Cup Broccoli has 31 calories per 100 grams.
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CarbMeNot provides general nutrition information, not medical advice. Values are estimates — verify before relying on them for any health decision. See our Medical Disclaimer.