Carbs in Microwave Popcorn Bag
How many carbs are in microwave popcorn bag?
Microwave Popcorn Bag has 41.4g net carbs per 100g — 49.4g total carbs minus 8g fiber — plus 5.7g protein, 34.5g fat, and 488 calories. 1 bag popped (87g) works out to about 36g net carbs and 425 calories. That makes microwave popcorn bag high in net carbs and about average for the typical snacks and sweet, which averages about 51.5g net carbs per 100g. At this carb count, microwave popcorn bag is best limited to small portions on keto (usually 20–50g net carbs per day). Values are per per 100 g, sourced from Manufacturer-reported values; net carbs are computed by CarbMeNot.
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Free · no signup · ★ 4.7Last updated June 10, 2026 · Reviewed by Jordan Lee, Nutrition Editor
Values per 100 g.
Carbs by serving size
| Serving | Net carbs | Total carbs | Protein | Calories |
|---|---|---|---|---|
| 1 bag popped | 36g | 43g | 5g | 425 |
| 100 g (3.5 oz) | 41.4g | 49.4g | 5.7g | 488 |
| 1 oz (28 g) | 11.6g | 13.8g | 1.6g | 137 |
How many calories are in microwave popcorn bag?
Microwave Popcorn Bag has 488 calories per 100g. 1 bag popped (87g) has about 425 calories. That's alongside 5.7g protein, 34.5g fat, and 41.4g net carbs per 100g.
Nutrition facts
| Nutrient | Amount (per 100 g) |
|---|---|
| Calories | 488 |
| Total carbs | 49.4g |
| Net carbs | 41.4g |
| Fiber | 8g |
| Sugar | 0g |
| Sugar alcohols | 0g |
| Protein | 5.7g |
| Fat | 34.5g |
| Sodium | 920mg |
| Potassium | 0mg |
Source: Manufacturer-reported values (snacks-sweets). Net carbs = total carbs − fiber − sugar alcohols, computed by CarbMeNot.
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Frequently asked questions
- How many carbs are in microwave popcorn bag?
- Microwave Popcorn Bag has 49.4g of total carbs and 41.4g of net carbs per 100 grams.
- How many net carbs are in microwave popcorn bag?
- Microwave Popcorn Bag has 41.4g of net carbs per 100 grams (total carbs 49.4g minus 8g fiber).
- Is microwave popcorn bag keto-friendly?
- Microwave Popcorn Bag has 41.4g net carbs per 100g, which is high for keto. Enjoy it in small portions or save it for higher-carb days.
- How many calories are in microwave popcorn bag?
- Microwave Popcorn Bag has 488 calories per 100 grams.
- How many carbs are in 1 bag popped of microwave popcorn bag?
- 1 bag popped of microwave popcorn bag (87g) has about 36g net carbs, 43g total carbs, and 425 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.