Carbs in Asparagus
Keto-friendlyHow many carbs are in asparagus?
Asparagus has 1.9g net carbs per 100g — 4g total carbs minus 2.1g fiber — plus 2.2g protein, 0.1g fat, and 20 calories. 1 cup (134g) works out to about 2.5g net carbs and 27 calories. That makes asparagus very low in net carbs and lower than the typical vegetable, which averages about 17.9g net carbs per 100g. With this carb count, asparagus 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 Open Food Facts; 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 asparagus keto-friendly?
Yes — asparagus is keto-friendly. It has 1.9g net carbs per 100g (4g total carbs − 2.1g fiber). A typical serving — 1 cup (134g) — is about 2.5g net carbs. 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 |
|---|---|---|---|---|
| 1 cup | 2.5g | 5.4g | 2.9g | 27 |
| 100 g (3.5 oz) | 1.9g | 4g | 2.2g | 20 |
| 1 oz (28 g) | 0.5g | 1.1g | 0.6g | 6 |
How many calories are in asparagus?
Asparagus has 20 calories per 100g. 1 cup (134g) has about 27 calories. That's alongside 2.2g protein, 0.1g fat, and 1.9g net carbs per 100g.
Nutrition facts
| Nutrient | Amount (per 100 g) |
|---|---|
| Calories | 20 |
| Total carbs | 4g |
| Net carbs | 1.9g |
| Fiber | 2.1g |
| Sugar | 1.9g |
| Sugar alcohols | 0g |
| Protein | 2.2g |
| Fat | 0.1g |
| Sodium | 2mg |
| Potassium | 0mg |
Source: Open Food Facts (USDAHouston Food Bank). Net carbs = total carbs − fiber − sugar alcohols, computed by CarbMeNot.
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Frequently asked questions
- How many carbs are in asparagus?
- Asparagus has 4g of total carbs and 1.9g of net carbs per 100 grams.
- How many net carbs are in asparagus?
- Asparagus has 1.9g of net carbs per 100 grams (total carbs 4g minus 2.1g fiber).
- Is asparagus keto-friendly?
- Yes — asparagus is keto-friendly. It has 1.9g net carbs per 100g (4g total carbs − 2.1g fiber). A typical serving — 1 cup (134g) — is about 2.5g net carbs. 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 asparagus?
- Asparagus has 20 calories per 100 grams.
- How many carbs are in 1 cup of asparagus?
- 1 cup of asparagus (134g) has about 2.5g net carbs, 5.4g total carbs, and 27 calories.
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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.