How many carbs are in sweet potato?
1 small of sweet potato contains about 13.5g of carbohydrate, 11.5g net carbs after subtracting 1.9g of fiber, 1g of protein, and 88 calories.
Carbs by portion size
| Portion | Total carbs | Fiber | Net carbs |
|---|---|---|---|
| 1 oz, raw, yields (25g) | 4.2g | 0.6g | 3.6g |
| 1 small (80g) | 13.5g | 1.9g | 11.5g |
| 1 medium (150g) | 25.2g | 3.6g | 21.6g |
| 1 large (235g) | 39.5g | 5.6g | 33.9g |
| 1 cup, mashed (250g) | 42.1g | 6g | 36.1g |
| 100 grams (100g) | 16.8g | 2.4g | 14.4g |
Net carbs in sweet potato
1 small of sweet potato contains 11.5g of net carbs — total carbs (13.5g) 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 sweet potato (per 100g)
- Calories: 110 kcal
- Carbohydrate: 16.8g
- Dietary fiber: 2.4g
- Sugars: 5.5g
- Protein: 1.3g
- Fat: 4.3g
Reference values from USDA FoodData Central (survey fndds dataset, fdcId 2345210). Values are per 100 grams.
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How many carbs are in sweet potato?
1 small of sweet potato contains about 13.5g of total carbohydrate. After subtracting 1.9g of fiber, the net carbs are about 11.5g.
How many net carbs are in sweet potato?
Net carbs in 1 small of sweet potato are about 11.5g — that is total carbs (13.5g) minus dietary fiber (1.9g). See our net carbs explainer for the full calculation.
Is sweet potato good for diabetics?
Sweet potato 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 sweet potato keto-friendly?
Whether sweet potato fits a keto plan depends on your daily net-carb budget (typically under 20–30g per day). One serving (1 small) provides about 11.5g of net carbs.