Composition, per 100 g
Onions, welsh, raw
SR Legacy, published . Vegetables and Vegetable Products.
The figure that matters here
- As salt, if all of it is sodium chloride
- 0.04g / 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 | 17 | mg |
| Energy | 34 | kcal |
| Water | 90.5 | g |
| Carbohydrate | 6.5 | g |
| Fibre | 2.4 | g |
| Protein | 1.9 | g |
| Fat | 0.4 | g |
| Calcium | 18 | mg |
| Iron | 1.22 | mg |
| Potassium | 212 | mg |
| Magnesium | 23 | mg |
| Vitamin C | 27 | mg |
| Vitamin K | 193 | ug |
U.S. Department of Agriculture, Agricultural Research Service. FoodData Central. fdc.nal.usda.gov. Retrieved 2026-09-06. FDC ID 170007. Full record.