Composition, per 100 g
Onions, raw
SR Legacy, published . Vegetables and Vegetable Products.
The figure that matters here
- As salt, if all of it is sodium chloride
- 0.01g / 100 g
Derived: sodium x 2.5, the ratio of the molar mass of sodium chloride to sodium. Not a FoodData Central figure, and only true where the sodium came from salt.
Full row
| Nutrient | Per 100 g | Unit |
|---|---|---|
| Sodium | 4 | mg |
| Energy | 40 | kcal |
| Water | 89.1 | g |
| Carbohydrate | 9.34 | g |
| Fibre | 1.7 | g |
| Protein | 1.1 | g |
| Fat | 0.1 | g |
| Calcium | 23 | mg |
| Iron | 0.21 | mg |
| Potassium | 146 | mg |
| Magnesium | 10 | mg |
| Vitamin C | 7.4 | mg |
| Vitamin K | 0.4 | ug |
U.S. Department of Agriculture, Agricultural Research Service. FoodData Central. fdc.nal.usda.gov. Retrieved 2026-09-06. FDC ID 170000. Full record.