Carbs in Cauliflower
Keto-friendlyHow many carbs are in cauliflower?
Cauliflower has 3g net carbs per 100g — 5g total carbs minus 2g fiber — plus 1.9g protein, 0.3g fat, and 25 calories. That makes cauliflower relatively low in net carbs and lower than the typical vegetable, which averages about 17.9g net carbs per 100g. With this carb count, cauliflower 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 cauliflower keto-friendly?
Yes, cauliflower can fit a keto diet in moderate portions. It has 3g net carbs per 100g (5g total carbs − 2g 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) | 3g | 5g | 1.9g | 25 |
| 1 oz (28 g) | 0.8g | 1.4g | 0.5g | 7 |
How many calories are in cauliflower?
Cauliflower has 25 calories per 100g. That's alongside 1.9g protein, 0.3g fat, and 3g net carbs per 100g.
Nutrition facts
| Nutrient | Amount (per 100 g) |
|---|---|
| Calories | 25 |
| Total carbs | 5g |
| Net carbs | 3g |
| Fiber | 2g |
| Sugar | 1.9g |
| Sugar alcohols | 0g |
| Protein | 1.9g |
| Fat | 0.3g |
| Sodium | 30mg |
| Potassium | 299mg |
Source: USDA FoodData Central (SR Legacy). Net carbs = total carbs − fiber − sugar alcohols, computed by CarbMeNot.
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Frequently asked questions
- How many carbs are in cauliflower?
- Cauliflower has 5g of total carbs and 3g of net carbs per 100 grams.
- How many net carbs are in cauliflower?
- Cauliflower has 3g of net carbs per 100 grams (total carbs 5g minus 2g fiber).
- Is cauliflower keto-friendly?
- Yes, cauliflower can fit a keto diet in moderate portions. It has 3g net carbs per 100g (5g total carbs − 2g 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 cauliflower?
- Cauliflower has 25 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.