A 100 g serving of sweet potato has about 90 kcal, with 2 g of protein, 20.7 g of carbohydrate (3.3 g of that fibre) and 0.2 g of fat. The table below gives the full breakdown and the most common portion sizes.
| Nutrient | Per 100 g |
|---|---|
| Calories | 90 kcal |
| Protein | 2 g |
| Carbohydrate | 20.7 g |
| Fibre | 3.3 g |
| Sugars | 6.5 g |
| Fat | 0.2 g |
| Saturated fat | 0.1 g |
| Sodium | 36 mg |
| Cholesterol | 0 mg |
| Portion | Weight | Calories |
|---|---|---|
| cup | 200 g | 180 kcal |
| large | 180 g | 162 kcal |
| medium (2" dia, 5" long, raw) | 114 g | 103 kcal |
| small | 60 g | 54 kcal |
To see how sweet potato affects a whole dish, drop it into the recipe calorie calculator with the rest of your ingredients — it totals calories, protein, carbs and net carbs for the recipe, per serving and per 100 g. The methodology shows the exact arithmetic.
About 90 kcal per 100 g. Portion calories depend on how much you use — see the portions table above for common amounts.
Sweet potato has roughly 2 g of protein per 100 g.
Its net carbs are about 17.4 g per 100 g (total carbs 20.7 g minus 3.3 g fibre). Whether it fits your day depends on portion size and your carb target.
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