Carbs in Miso Soup
Keto-friendlyHow many carbs are in miso soup?
Miso Soup has 1.7g net carbs per 100g — 2.3g total carbs minus 0.6g fiber — plus 2.2g protein, 0.8g fat, and 24 calories. With this carb count, miso soup fits a keto or low-carb diet (usually 20–50g net carbs per day) in normal portions. Values are per per 100 g, sourced from USDA FoodData Central; net carbs are computed by CarbMeNot.
Last updated June 10, 2026 · Reviewed by Jordan Lee, Nutrition Editor

Values per 100 g.
Is miso soup keto-friendly?
Yes — miso soup is keto-friendly. It has 1.7g net carbs per 100g (2.3g total carbs − 0.6g fiber). On a standard keto diet (20–50g net carbs per day), that leaves plenty of room for other foods and meals.
Carbs by serving size
| Serving | Net carbs | Total carbs | Protein | Calories |
|---|---|---|---|---|
| 100 g (3.5 oz) | 1.7g | 2.3g | 2.2g | 24 |
| 1 oz (28 g) | 0.5g | 0.6g | 0.6g | 7 |
How many calories are in miso soup?
Miso Soup has 24 calories per 100g. That's alongside 2.2g protein, 0.8g fat, and 1.7g net carbs per 100g.
Nutrition facts
| Nutrient | Amount (per 100 g) |
|---|---|
| Calories | 24 |
| Total carbs | 2.3g |
| Net carbs | 1.7g |
| Fiber | 0.6g |
| Sugar | 0.8g |
| Sugar alcohols | 0g |
| Protein | 2.2g |
| Fat | 0.8g |
| Sodium | 467mg |
| Potassium | 77mg |
Source: USDA FoodData Central (Survey (FNDDS)). Net carbs = total carbs − fiber − sugar alcohols, computed by CarbMeNot.
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Frequently asked questions
- How many carbs are in miso soup?
- Miso Soup has 2.3g of total carbs and 1.7g of net carbs per 100 grams.
- How many net carbs are in miso soup?
- Miso Soup has 1.7g of net carbs per 100 grams (total carbs 2.3g minus 0.6g fiber).
- Is miso soup keto-friendly?
- Yes — miso soup is keto-friendly. It has 1.7g net carbs per 100g (2.3g total carbs − 0.6g fiber). On a standard keto diet (20–50g net carbs per day), that leaves plenty of room for other foods and meals.
- How many calories are in miso soup?
- Miso Soup has 24 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.







