Carbs in Air Popped Popcorn
How many carbs are in air popped popcorn?
Air Popped Popcorn has 18g net carbs per 100g — 22g total carbs minus 4g fiber — plus 3g protein, 1.5g fat, and 110 calories. 1 cup (8g) works out to about 1.4g net carbs and 9 calories. That makes air popped popcorn moderate in net carbs and lower than the typical snacks and sweet, which averages about 55.2g net carbs per 100g. At this carb count, air popped popcorn is best limited to small portions on keto (usually 20–50g net carbs per day). Values are per per 100 g, sourced from Open Food Facts; net carbs are computed by CarbMeNot.
Last updated June 10, 2026 · Reviewed by Jordan Lee, Nutrition Editor

Values per 100 g.
Is air popped popcorn keto-friendly?
Air Popped Popcorn is borderline for keto — it works only in small portions. It has 18g net carbs per 100g (22g total carbs − 4g fiber). A typical serving — 1 cup (8g) — is about 1.4g net carbs. On a standard keto diet (20–50g net carbs per day), even one serving uses a large share of your daily carbs, so keep portions small or save it for a higher-carb day.
Carbs by serving size
| Serving | Net carbs | Total carbs | Protein | Calories |
|---|---|---|---|---|
| 1 cup | 1.4g | 1.8g | 0.2g | 9 |
| 100 g (3.5 oz) | 18g | 22g | 3g | 110 |
| 1 oz (28 g) | 5g | 6.2g | 0.8g | 31 |
How many calories are in air popped popcorn?
Air Popped Popcorn has 110 calories per 100g. 1 cup (8g) has about 9 calories. That's alongside 3g protein, 1.5g fat, and 18g net carbs per 100g.
Nutrition facts
| Nutrient | Amount (per 100 g) |
|---|---|
| Calories | 110 |
| Total carbs | 22g |
| Net carbs | 18g |
| Fiber | 4g |
| Sugar | 0g |
| Sugar alcohols | 0g |
| Protein | 3g |
| Fat | 1.5g |
| Sodium | 0mg |
| Potassium | 0mg |
Source: Open Food Facts (365). Net carbs = total carbs − fiber − sugar alcohols, computed by CarbMeNot.
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Frequently asked questions
- How many carbs are in air popped popcorn?
- Air Popped Popcorn has 22g of total carbs and 18g of net carbs per 100 grams.
- How many net carbs are in air popped popcorn?
- Air Popped Popcorn has 18g of net carbs per 100 grams (total carbs 22g minus 4g fiber).
- Is air popped popcorn keto-friendly?
- Air Popped Popcorn is borderline for keto — it works only in small portions. It has 18g net carbs per 100g (22g total carbs − 4g fiber). A typical serving — 1 cup (8g) — is about 1.4g net carbs. On a standard keto diet (20–50g net carbs per day), even one serving uses a large share of your daily carbs, so keep portions small or save it for a higher-carb day.
- How many calories are in air popped popcorn?
- Air Popped Popcorn has 110 calories per 100 grams.
- How many carbs are in 1 cup of air popped popcorn?
- 1 cup of air popped popcorn (8g) has about 1.4g net carbs, 1.8g total carbs, and 9 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.







