Burger King Medium Onion Rings Calories & Carbs
Last updated September 8, 2026 · Compiled by the CarbMeNot Team
Values per 1 medium order (126g); per 100 g: 32.5g net carbs, 302 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 burger king medium onion rings?
Burger King Medium Onion Rings — 1 medium order (126g) — has 41g net carbs: 45g total carbs minus 4g fiber, plus 5g protein, 19g fat, and 381 calories. Per 100g that is 32.5g net carbs (35.7g total carbs, 3.2g fiber) and 302 calories. That makes burger king medium onion rings high in net carbs and about average for the typical fast-food item, which averages about 26.2g net carbs per 100g. At this carb count, burger king medium onion rings is best limited to small portions on keto (usually 20–50g net carbs per day). Values are per 100 g, sourced from Manufacturer-reported values; net carbs are computed by CarbMeNot.
Is burger king medium onion rings keto-friendly?
Burger King Medium Onion Rings is generally not keto-friendly. 1 medium order (126g) is 41g net carbs (45g total carbs − 4g fiber); per 100g that is 32.5g 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.
Keeping an eye on carbs in burger king medium onion rings?
Burger King Medium Onion Rings runs higher in carbs, so portions matter. CarbMeNot tracks every gram from a photo, so you stay under your daily limit without the math.
Carbs by serving size
| Serving | Net carbs | Total carbs | Protein | Calories |
|---|---|---|---|---|
| 1 medium order | 41g | 45g | 5g | 381 |
| 100 g (3.5 oz) | 32.5g | 35.7g | 4g | 302 |
| 1 oz (28 g) | 9.1g | 10g | 1.1g | 85 |
How many calories are in burger king medium onion rings?
Burger King Medium Onion Rings — 1 medium order (126g) — has 381 calories, with 5g protein, 19g fat, and 41g net carbs. Per 100g: 302 calories and 32.5g net carbs.
Nutrition facts
| Nutrient | Amount (per 100 g) |
|---|---|
| Calories | 302 |
| Total carbs | 35.7g |
| Net carbs | 32.5g |
| Fiber | 3.2g |
| Sugar | 4g |
| Sugar alcohols | 0g |
| Protein | 4g |
| Fat | 15.1g |
| Sodium | 421mg |
| 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 medium onion rings?
- Burger King Medium Onion Rings (1 medium order, 126g) has 45g of total carbs and 41g of net carbs. Per 100 grams: 35.7g total, 32.5g net.
- How many net carbs are in burger king medium onion rings?
- Burger King Medium Onion Rings has 41g of net carbs per 1 medium order (126g) — 45g total carbs minus 4g fiber.
- Is burger king medium onion rings keto-friendly?
- Burger King Medium Onion Rings is generally not keto-friendly. 1 medium order (126g) is 41g net carbs (45g total carbs − 4g fiber); per 100g that is 32.5g 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 medium onion rings?
- Burger King Medium Onion Rings (1 medium order, 126g) has 381 calories; that is 302 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.