Sweet potato: Nutrition Facts
Sweet potato is the starchy tuberous root of the Ipomoea batatas plant. Orange-fleshed varieties contain beta-carotene, the plant pigment that gives the flesh its colour. The figures here are for raw sweet potato, USDA standard reference.
| Energy (kcal) | Protein (g) | Carb (g) | Fiber (g) | Fat (g) |
|---|---|---|---|---|
| 86 | 1.6 | 20.1 | 3.0 | 0.1 |
Percent Daily Value by serving
| Serving | Energy (kcal) | Protein (g) | Carb (g) | Fiber (g) | Fat (g) |
|---|---|---|---|---|---|
| 100 g | 86 (4%) | 1.6 (3%) | 20.1 (7%) | 3.0 (11%) | 0.1 (0%) |
| 1 medium (~130 g) | 112 (6%) | 2.0 (4%) | 26.2 (10%) | 3.9 (14%) | 0.1 (0%) |
| 1 cup cubes (~133 g) | 114 (6%) | 2.1 (4%) | 26.8 (10%) | 4.0 (14%) | 0.1 (0%) |
Percent Daily Value shows how much a nutrient in one serving contributes to a daily diet, based on the United States Food and Drug Administration reference intake of 2,000 calories a day. The FDA notes that 2,000 calories a day is used for general nutrition advice and that individual needs vary. The values below are calculated from the USDA macros for this food. FDA Daily Value on the Nutrition and Supplement Facts Labels (21 CFR 101.9), accessed 2026-06-05.
| Serving | Amount | % Daily Value |
|---|---|---|
| Energy (kcal) | 86 | 4% |
| Protein (g) | 1.6 | 3% |
| Carb (g) | 20.1 | 7% |
| Fiber (g) | 3.0 | 11% |
| Fat (g) | 0.1 | 0% |
How much protein in Sweet potato?
Sweet potato, raw, contains 1.6 g of protein per 100 g, per the USDA FoodData Central entry cited below. A typical 1 medium (~130 g) serving therefore provides about 2.0 g of protein.
How many calories in Sweet potato?
Sweet potato, raw, supplies about 86 kcal per 100 g. A 1 medium (~130 g) serving works out to roughly 112 kcal.
Common serving sizes
- 1 medium (~130 g): 112 kcal, 2.0 g protein, 0.1 g fat
- 1 cup cubes (~133 g): 114 kcal, 2.1 g protein, 0.1 g fat
Source: USDA FoodData Central, fdcId 168482, accessed 2026-05-28
References
- Sweet potato, raw, unprepared (Includes foods for USDA's Food Distribution Program) - USDA FoodData Central. USDA FoodData Central. Accessed 2026-05-28.
Last reviewed: 2026-05-28