Edible parts
Leaves
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 | 59 kJ / 14 kcal | 1% |
| Protein | 0.9 g | 2% |
| Carbohydrate | 3 g | 1% |
| Fibre | 1.2 g | — |
| Natural sugars | 2 g | — |
| Fat | 0.1 g | — |
| Vitamin A | 25 µg RE | 3% |
| Vitamin C | 2.8 mg | 3% |
| Vitamin K | 24 µg | 32% |
| Folate | 29 µg | 14% |
| Vitamin B6 | 0.04 mg | 3% |
| Calcium | 18 mg | 2% |
| Iron | 0.41 mg | 3% |
| Magnesium | 7 mg | 2% |
| Potassium | 141 mg | 7% |
| Zinc | 0.15 mg | 2% |
| Sodium | 10 mg | — |
Per 100 g · CoFID / USDA · % NRV UK · not medical advice
Prep notes
Crunch and water. Folate is 29 µg / 100 g — under the 15% NRV line, so no ‘source of’ wording.
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
Iceberg lettuce (Lactuca sativa var. capitata; SK Ľadový šalát) is listed in Thrive’s plant atlas under leafy. 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: Leaves.