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 | 2125 kJ / 508 kcal | 25% |
| Protein | 26 g | 52% |
| Carbohydrate | 28 g | 11% |
| Fibre | 12 g | — |
| Natural sugars | 7 g | — |
| Fat | 36 g | 51% |
| Omega-3 (ALA) | 3.8 g | — |
| Vitamin C | 3 mg | 4% |
| Folate | 162 µg | 81% |
| Vitamin B6 | 0.4 mg | 29% |
| Calcium | 266 mg | 33% |
| Iron | 9.2 mg | 66% |
| Magnesium | 370 mg | 99% |
| Potassium | 738 mg | 37% |
| Zinc | 6.1 mg | 61% |
| Selenium | 208 µg | 378% |
| Sodium | 5 mg | — |
Per 100 g · CoFID / USDA · % NRV UK · not medical advice
Prep notes
Ground mustard seed, no vinegar yet. Heat blooms with water. Selenium like the whole seed. Colman’s is this, plus a little turmeric for colour.
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
Mustard powder (Brassica juncea; SK Horčičný 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.