Carbs in Fish
Fish (per 100 g) contains 21g total carbs, 20.1g net carbs, 9.4g fat, 12g protein, and 218 calories.
Last updated June 10, 2026 · Reviewed by Jordan Lee, RD, Registered Dietitian
20.1g
Net carbs
21g
Total carbs
0.9g
Fiber
12g
Protein
9.4g
Fat
218
Calories
Values per 100 g.
Carbs by serving size
| Serving | Net carbs | Total carbs | Protein | Calories |
|---|---|---|---|---|
| 100 g (3.5 oz) | 20.1g | 21g | 12g | 218 |
| 1 oz (28 g) | 5.6g | 5.9g | 3.4g | 61 |
Nutrition facts
| Nutrient | Amount (per 100 g) |
|---|---|
| Calories | 218 |
| Total carbs | 21g |
| Net carbs | 20.1g |
| Fiber | 0.9g |
| Sugar | 1g |
| Sugar alcohols | 0g |
| Protein | 12g |
| Fat | 9.4g |
| Sodium | 352mg |
| Potassium | 0mg |
Source: Open Food Facts (Birds Eye). Net carbs = total carbs − fiber − sugar alcohols, computed by CarbMeNot.
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Frequently asked questions
- How many carbs are in fish?
- Fish has 21g of total carbs and 20.1g of net carbs per 100 grams.
- How many net carbs are in fish?
- Fish has 20.1g of net carbs per 100 grams (total carbs 21g minus 0.9g fiber).
- Is fish keto-friendly?
- Fish has 20.1g 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 fish?
- Fish has 218 calories per 100 grams.
