Air Popped Popcorn Calories & Carbs
Last updated September 8, 2026 · Compiled by the CarbMeNot Team

Values per 1 cup (8g); per 100 g: 18g net carbs, 110 cal. Net carbs = total carbs − fiber − sugar alcohols — do the math for any label with the free net carbs calculator.
How many carbs are in air popped popcorn?
Air Popped Popcorn — 1 cup (8g) — has 1.4g net carbs: 1.8g total carbs minus 0.3g fiber, plus 0.2g protein, 0.1g fat, and 9 calories. Per 100g that is 18g net carbs (22g total carbs, 4g fiber) and 110 calories. That makes air popped popcorn moderate in net carbs and lower than the typical snacks and sweet, which averages about 55.0g 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 100 g, sourced from Open Food Facts; net carbs are computed by CarbMeNot.
Is air popped popcorn keto-friendly?
Yes — air popped popcorn is keto-friendly. 1 cup (8g) is 1.4g net carbs (1.8g total carbs − 0.3g fiber); per 100g that is 18g net carbs. On a standard keto diet (20–50g net carbs per day), that leaves plenty of room for other snacks and sweets and meals.
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 — 1 cup (8g) — has 9 calories, with 0.2g protein, 0.1g fat, and 1.4g net carbs. Per 100g: 110 calories and 18g net carbs.
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 (1 cup, 8g) has 1.8g of total carbs and 1.4g of net carbs. Per 100 grams: 22g total, 18g net.
- How many net carbs are in air popped popcorn?
- Air Popped Popcorn has 1.4g of net carbs per 1 cup (8g) — 1.8g total carbs minus 0.3g fiber.
- Is air popped popcorn keto-friendly?
- Yes — air popped popcorn is keto-friendly. 1 cup (8g) is 1.4g net carbs (1.8g total carbs − 0.3g fiber); per 100g that is 18g net carbs. On a standard keto diet (20–50g net carbs per day), that leaves plenty of room for other snacks and sweets and meals.
- How many calories are in air popped popcorn?
- Air Popped Popcorn (1 cup, 8g) has 9 calories; that is 110 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.







