Carbs in McDonald's Sausage McMuffin
How many carbs are in mcdonald's sausage mcmuffin?
McDonald's Sausage McMuffin has 23.3g net carbs per 100g — 25g total carbs minus 1.7g fiber — plus 12.9g protein, 19.8g fat, and 345 calories. 1 sandwich (116g) works out to about 27g net carbs and 400 calories. That makes mcdonald's sausage mcmuffin 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, mcdonald's sausage mcmuffin 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 sandwich (116g) | 27g | 29g | 15g | 400 |
| 100 g (3.5 oz) | 23.3g | 25g | 12.9g | 345 |
| 1 oz (28 g) | 6.5g | 7g | 3.6g | 97 |
How many calories are in mcdonald's sausage mcmuffin?
McDonald's Sausage McMuffin has 345 calories per 100g. 1 sandwich (116g) has about 400 calories. That's alongside 12.9g protein, 19.8g fat, and 23.3g net carbs per 100g.
Nutrition facts
| Nutrient | Amount (per 100 g) |
|---|---|
| Calories | 345 |
| Total carbs | 25g |
| Net carbs | 23.3g |
| Fiber | 1.7g |
| Sugar | 2.6g |
| Sugar alcohols | 0g |
| Protein | 12.9g |
| Fat | 19.8g |
| Sodium | 655mg |
| Potassium | 216mg |
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 mcdonald's sausage mcmuffin?
- McDonald's Sausage McMuffin has 25g of total carbs and 23.3g of net carbs per 100 grams.
- How many net carbs are in mcdonald's sausage mcmuffin?
- McDonald's Sausage McMuffin has 23.3g of net carbs per 100 grams (total carbs 25g minus 1.7g fiber).
- Is mcdonald's sausage mcmuffin keto-friendly?
- McDonald's Sausage McMuffin has 23.3g 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 mcdonald's sausage mcmuffin?
- McDonald's Sausage McMuffin has 345 calories per 100 grams.
- How many carbs are in 1 sandwich (116g) of mcdonald's sausage mcmuffin?
- 1 sandwich (116g) of mcdonald's sausage mcmuffin (116g) has about 27g net carbs, 29g total carbs, and 400 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.