Carbs in Burger King French Fries (Medium)
How many carbs are in burger king french fries (medium)?
Burger King French Fries (Medium) has 32.1g net carbs per 100g — 35.2g total carbs minus 3.1g fiber — plus 3.9g protein, 14.1g fat, and 297 calories. medium serving (128g) works out to about 41.1g net carbs and 380 calories. That makes burger king french fries (medium) high in net carbs and about average for the typical fast-food item, which averages about 26.8g net carbs per 100g. At this carb count, burger king french fries (medium) 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.
Last updated June 10, 2026 · Reviewed by Jordan Lee, Nutrition Editor

Values per 100 g.
Is burger king french fries (medium) keto-friendly?
Burger King French Fries (Medium) is generally not keto-friendly. It has 32.1g net carbs per 100g (35.2g total carbs − 3.1g fiber). A typical serving — medium serving (128g) — is about 41.1g 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 |
|---|---|---|---|---|
| medium serving | 41.1g | 45.1g | 5g | 380 |
| 100 g (3.5 oz) | 32.1g | 35.2g | 3.9g | 297 |
| 1 oz (28 g) | 9g | 9.9g | 1.1g | 83 |
How many calories are in burger king french fries (medium)?
Burger King French Fries (Medium) has 297 calories per 100g. medium serving (128g) has about 380 calories. That's alongside 3.9g protein, 14.1g fat, and 32.1g net carbs per 100g.
Nutrition facts
| Nutrient | Amount (per 100 g) |
|---|---|
| Calories | 297 |
| Total carbs | 35.2g |
| Net carbs | 32.1g |
| Fiber | 3.1g |
| Sugar | 0g |
| Sugar alcohols | 0g |
| Protein | 3.9g |
| Fat | 14.1g |
| Sodium | 445mg |
| Potassium | 0mg |
Source: Manufacturer-reported values (fast-food). Net carbs = total carbs − fiber − sugar alcohols, computed by CarbMeNot.
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Frequently asked questions
- How many carbs are in burger king french fries (medium)?
- Burger King French Fries (Medium) has 35.2g of total carbs and 32.1g of net carbs per 100 grams.
- How many net carbs are in burger king french fries (medium)?
- Burger King French Fries (Medium) has 32.1g of net carbs per 100 grams (total carbs 35.2g minus 3.1g fiber).
- Is burger king french fries (medium) keto-friendly?
- Burger King French Fries (Medium) is generally not keto-friendly. It has 32.1g net carbs per 100g (35.2g total carbs − 3.1g fiber). A typical serving — medium serving (128g) — is about 41.1g 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 burger king french fries (medium)?
- Burger King French Fries (Medium) has 297 calories per 100 grams.
- How many carbs are in medium serving of burger king french fries (medium)?
- medium serving of burger king french fries (medium) (128g) has about 41.1g net carbs, 45.1g total carbs, and 380 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.



