Carbs in Spaghetti
Spaghetti (per 100 g) contains 6.9g total carbs, 5.4g net carbs, 0.6g fat, 0.6g protein, and 31 calories.
Last updated June 10, 2026 · Reviewed by Jordan Lee, RD, Registered Dietitian

5.4g
Net carbs
6.9g
Total carbs
1.5g
Fiber
0.6g
Protein
0.6g
Fat
31
Calories
Values per 100 g.
Carbs by serving size
| Serving | Net carbs | Total carbs | Protein | Calories |
|---|---|---|---|---|
| 100 g (3.5 oz) | 5.4g | 6.9g | 0.6g | 31 |
| 1 oz (28 g) | 1.5g | 1.9g | 0.2g | 9 |
Nutrition facts
| Nutrient | Amount (per 100 g) |
|---|---|
| Calories | 31 |
| Total carbs | 6.9g |
| Net carbs | 5.4g |
| Fiber | 1.5g |
| Sugar | 2.8g |
| Sugar alcohols | 0g |
| Protein | 0.6g |
| Fat | 0.6g |
| Sodium | 17mg |
| Potassium | 108mg |
Source: USDA FoodData Central (SR Legacy). Net carbs = total carbs − fiber − sugar alcohols, computed by CarbMeNot.
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Frequently asked questions
- How many carbs are in spaghetti?
- Spaghetti has 6.9g of total carbs and 5.4g of net carbs per 100 grams.
- How many net carbs are in spaghetti?
- Spaghetti has 5.4g of net carbs per 100 grams (total carbs 6.9g minus 1.5g fiber).
- Is spaghetti keto-friendly?
- Spaghetti has 5.4g 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 spaghetti?
- Spaghetti has 31 calories per 100 grams.



