Edible parts
Fruiting body (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 | 92 kJ / 22 kcal | 1% |
| Protein | 3.1 g | 6% |
| Carbohydrate | 3.3 g | 1% |
| Fibre | 1 g | — |
| Natural sugars | 2 g | — |
| Fat | 0.3 g | — |
| Vitamin C | 2.1 mg | 3% |
| Folate | 17 µg | 9% |
| Vitamin B6 | 0.1 mg | 7% |
| Vitamin B12 | 0.04 µg | 2% |
| Calcium | 3 mg | — |
| Iron | 0.5 mg | 4% |
| Magnesium | 9 mg | 2% |
| Potassium | 318 mg | 16% |
| Zinc | 0.52 mg | 5% |
| Selenium | 9.3 µg | 17% |
| Sodium | 5 mg | — |
Per 100 g · CoFID / USDA · % NRV UK · not medical advice
Prep notes
The young white cap. Traces of B12 analogues — do not count on them. Cremini and portobello are the same species, older.
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
White button mushroom (Agaricus bisporus; SK Šampiňón) is listed in Thrive’s plant atlas under mushroom. 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: Fruiting body (as sold).