Carbs in Reuben Sandwich
How many carbs are in reuben sandwich?
Reuben Sandwich has 14.3g net carbs per 100g — 15.3g total carbs minus 1g fiber — plus 11.3g protein, 10g fat, and 200 calories. 1 sandwich (~300g) works out to about 42.9g net carbs and 600 calories. That makes reuben sandwich moderate in net carbs and lower than the typical fast-food item, which averages about 26.7g net carbs per 100g. At this carb count, reuben sandwich 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 reuben sandwich keto-friendly?
Reuben Sandwich is borderline for keto — it works only in small portions. It has 14.3g net carbs per 100g (15.3g total carbs − 1g fiber). A typical serving — 1 sandwich (~300g) — is about 42.9g 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 sandwich (~300g) | 42.9g | 45.9g | 33.9g | 600 |
| 100 g (3.5 oz) | 14.3g | 15.3g | 11.3g | 200 |
| 1 oz (28 g) | 4g | 4.3g | 3.2g | 56 |
How many calories are in reuben sandwich?
Reuben Sandwich has 200 calories per 100g. 1 sandwich (~300g) has about 600 calories. That's alongside 11.3g protein, 10g fat, and 14.3g net carbs per 100g.
Nutrition facts
| Nutrient | Amount (per 100 g) |
|---|---|
| Calories | 200 |
| Total carbs | 15.3g |
| Net carbs | 14.3g |
| Fiber | 1g |
| Sugar | 2g |
| Sugar alcohols | 0g |
| Protein | 11.3g |
| Fat | 10g |
| Sodium | 613mg |
| Potassium | 140mg |
Source: Manufacturer-reported values (bread-grains). Net carbs = total carbs − fiber − sugar alcohols, computed by CarbMeNot.
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Frequently asked questions
- How many carbs are in reuben sandwich?
- Reuben Sandwich has 15.3g of total carbs and 14.3g of net carbs per 100 grams.
- How many net carbs are in reuben sandwich?
- Reuben Sandwich has 14.3g of net carbs per 100 grams (total carbs 15.3g minus 1g fiber).
- Is reuben sandwich keto-friendly?
- Reuben Sandwich is borderline for keto — it works only in small portions. It has 14.3g net carbs per 100g (15.3g total carbs − 1g fiber). A typical serving — 1 sandwich (~300g) — is about 42.9g 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 reuben sandwich?
- Reuben Sandwich has 200 calories per 100 grams.
- How many carbs are in 1 sandwich (~300g)?
- 1 sandwich (~300g) (300g) has about 42.9g net carbs, 45.9g total carbs, and 600 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.



