✦ Quercetin
✦ Sulphur compounds
✦ Prebiotic fibre
✦ Mild flavour
Shallots are small, mild alliums with a flavour between onion and garlic. They are richer in quercetin and sulphur compounds than common onions, and provide prebiotic fibres and small amounts of vitamin C.
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Preparation note
Use raw and freshly peeled in dressings and salads to keep vitamin C and quercetin; slice just before use to limit oxidation.
Sources:
CoFID 2021
Where Shallots, bulb, peeled, root removed, raw Stands Out
Macronutrients per 100g
23.1
kJ
Energy
1.38
g
Protein
4.35
g
Sugars
0.01
g
Salt
Vitamins & Minerals
| Nutrient | Per 100g | % Daily Value* | Level |
|---|---|---|---|
| Potassium | 252 mg | 13% | |
| Phosphorus | 54.6 mg | 8% | |
| Calcium | 26.1 mg | 3% | |
| Magnesium | 15.1 mg | 4% | |
| Iron | 0.332 mg | 2% | |
| Zinc | 0.282 mg | 3% | |
| Vitamin B6 | 0.177 mg | 13% | |
| Manganese | 0.146 mg | 7% | |
| Copper | 0.080 mg | 8% | |
| Sucrose | 1.91 g | — | |
| Fructose | 1.88 g | — | |
| Glucose (dextrose) | 0.503 g | — | |
| Biotin (Vitamin B7) | 1.36 µg | 3% |
* % Daily Value based on EU Nutrient Reference Values (NRVs). — indicates no EU NRV established.
Primary data source for this entry:
USDA FoodData Central (FDC 2025). Values adjusted to UK measurement conventions before import: fibre converted from AOAC to NSP (×0.7); carbohydrate reported as available carbs (fibre excluded). Source record tag: USDA FDC 2025.
All values are per 100g fresh weight unless stated.
% Daily Values based on EU Nutrient Reference Values (NRVs) per Regulation (EU) No 1169/2011.
Nutriofia is a research and information resource — nothing on this page constitutes medical advice.
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