542 milligrams of potassium in 1 medium (2 inch across, 5 inch long, raw)
| Portion | Potassium |
|---|---|
| 1 cup | 950 milligrams of potassium in 1 cup |
| 1 large | 855 milligrams of potassium in 1 large |
| 1 small | 285 milligrams of potassium in 1 small |
| 100 g | 475 milligrams of potassium in 100 g |
USDA FoodData Central, SR Legacy, record 168483. The source describes it as: Sweet potato, cooked, baked in skin, flesh, without salt.
U.S. Department of Agriculture, Agricultural Research Service, Beltsville Human Nutrition Research Center. FoodData Central. [Internet]. [cited 11 October 2026]. Available from https://fdc.nal.usda.gov/. Releases used: Foundation Foods, April 2026; SR Legacy, April 2018; Survey Foods (FNDDS 2021-2023), October 2024.
Data built on 11 October 2026 (data-2026-10-11).
