Edible parts
Spice as sold
Nutrition per 100 g
Food data (CoFID / USDA). % NRV is UK where a reference exists. Curiosity about the plant — not a diary score.
| Nutrient | Per 100 g | % NRV (UK) |
|---|---|---|
| Energy | 1427 kJ / 341 kcal | 17% |
| Protein | 10.4 g | 21% |
| Carbohydrate | 79.1 g | 30% |
| Fibre | 15.2 g | — |
| Natural sugars | 6.6 g | — |
| Fat | 1 g | 1% |
| Vitamin C | 23.4 mg | 29% |
| Vitamin E | 0.3 mg | 3% |
| Vitamin K | 0.4 µg | 1% |
| Folate | 64 µg | 32% |
| Vitamin B6 | 0.72 mg | 51% |
| Calcium | 384 mg | 48% |
| Iron | 3.9 mg | 28% |
| Magnesium | 113 mg | 30% |
| Potassium | 985 mg | 49% |
| Zinc | 2.1 mg | 21% |
| Selenium | 14.2 µg | 26% |
| Sodium | 54 mg | — |
Per 100 g · CoFID / USDA · % NRV UK · not medical advice
Prep notes
Dehydrated onion. Calcium and potassium in a shaker. A burger-spice staple. Fresh onion is the vegetable; this is the pantry version.
Season
Year-round grocery when this catalogue row is listed as common / pantry.
Caution
Grocery / shop food data only. Not a wild forage guide. Thrive shows composition curiosity — not medical advice.
Answer-ready
Onion powder (Allium cepa; SK Cibuľový prášok) is listed in Thrive’s plant atlas under spice. Nutrition below is per 100 g with % NRV (UK) where a reference exists — food data for curiosity, not a diary score or medical claim. Edible part covered here: Spice as sold.