How many carbs are in pasta?
1 cup shells of pasta contains about 32.4g of carbohydrate, 30.5g net carbs after subtracting 1.9g of fiber, 6.1g of protein, and 166 calories.
Carbs by portion size
| Portion | Total carbs | Fiber | Net carbs |
|---|---|---|---|
| 1 cup shells (105g) | 32.4g | 1.9g | 30.5g |
| 1 cup penne (107g) | 33g | 1.9g | 31.1g |
| 1 cup rotini (107g) | 33g | 1.9g | 31.1g |
| 1 cup farfalle (107g) | 33g | 1.9g | 31.1g |
| 1 cup lasagne (116g) | 35.8g | 2.1g | 33.7g |
| 1 cup elbows not packed (120g) | 37g | 2.2g | 34.9g |
Net carbs in pasta
1 cup shells of pasta contains 30.5g of net carbs — total carbs (32.4g) minus dietary fiber (1.9g). Net carbs are the carbs your body actually digests and that raise blood glucose. See our guide to net carbs for how this calculation works and when to use it.
Full nutrition for pasta (per 100g)
- Calories: 158 kcal
- Carbohydrate: 30.9g
- Dietary fiber: 1.8g
- Sugars: 0.6g
- Protein: 5.8g
- Fat: 0.9g
Reference values from USDA FoodData Central (sr legacy dataset, fdcId 168928). Values are per 100 grams.
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Download on the App StoreFrequently asked questions
How many carbs are in pasta?
1 cup shells of pasta contains about 32.4g of total carbohydrate. After subtracting 1.9g of fiber, the net carbs are about 30.5g.
How many net carbs are in pasta?
Net carbs in 1 cup shells of pasta are about 30.5g — that is total carbs (32.4g) minus dietary fiber (1.9g). See our net carbs explainer for the full calculation.
Is pasta good for diabetics?
Pasta contains carbohydrates that will raise blood glucose. Whether it fits your meal plan depends on the portion and your overall daily target. Most U.S. diabetes care teams use total carbs (not net) for insulin dosing — see our diabetes carb-counting guide.
Is pasta keto-friendly?
Whether pasta fits a keto plan depends on your daily net-carb budget (typically under 20–30g per day). One serving (1 cup shells) provides about 30.5g of net carbs.