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Small onion Calories
Low-calorie, aromatic, contains fiber
CALORIES
GI
POTASSIUM
FIBER
Small onion Nutrition Facts
Selected: 100 g
40
KCAL / 100G
Carbs
9.3g
· 88%
Protein
1.1g
· 10%
Fat
0.1g
· 2%
Fiber
1.7g
Small onion Vitamins & Minerals
Vitamins
Vitamin C
7.4mg · 8% DV
B6
0.12mg · 7% DV
Folate
19µg · 5% DV
B1
0.05mg · 4% DV
Minerals
Phosphorus
29mg · 4% DV
Potassium ⭐
146mg · 4% DV
Calcium
23mg · 2% DV
Magnesium
10mg · 2% DV
Small onion Glycemic Index
GLYCEMIC INDEX
GLYCEMIC LOAD
Accounts for portion size — a more realistic measure than GI alone.
Is Small onion Processed?
NOVA 1
Unprocessed
1. Unprocessed
2. Minimally Processed
3. Processed
4. Ultra-Processed
NOVA classifies foods into 4 groups by industrial processing. NOVA 1 (unprocessed) is the healthiest.
Does Small onion Contain Allergens?
No known major allergens
Which Diets Is Small onion Good For?
Vegan
✓ Suitable
Vegetarian
✓ Suitable
Gluten-Free
✓ Suitable
Dairy-Free
— Not suitable
Mediterranean
✓ Suitable
Paleo
✓ Suitable
Whole30
— Not suitable
DASH
— Not suitable
Keto
✓ Suitable
Low FODMAP
— Not suitable
Small onion Fat Profile
SATURATED
0.04g
MONOUNSATURATED
0.01g
POLYUNSATURATED
0.02g
Foods Similar to Small onion
Small onion — Frequently Asked Questions
Are small onions and shallots the same thing?
They can look similar, but shallots are a distinct type of allium with a more delicate, often slightly sweeter flavour. Small bulb onions may taste sharper and more onion-like.
How can I cook small onions without making them bitter?
Cook them gently over low to medium heat with a little oil or moisture to bring out their sweetness. Very high heat can scorch the outside and create a bitter flavour.
What is the easiest way to peel small onions?
Trim the root and tip, then blanch the onions in hot water for about a minute to loosen the skins. Cooling them briefly afterward makes peeling easier.
Should small onions be eaten raw or cooked?
Both are good options. Raw small onions have a sharper bite, while cooking softens their flavour and highlights their natural sweetness.
Are small onions good for pickling?
Yes. Their small size allows them to stay whole, making them especially suitable for pickling. Choose firm, unblemished onions without green shoots for the crispest result.
How can I reduce eye irritation when cutting small onions?
Chilling the onions briefly and using a sharp knife can reduce the release of eye-irritating compounds. Cutting them in a well-ventilated area may also help.
How should small onions be stored after purchase?
Keep whole, unpeeled small onions in a cool, dark, dry, well-ventilated place, where they can last for several weeks. Store peeled or chopped onion in a sealed container in the refrigerator and use it within a few days.
Can small onions be frozen?
Yes, they can be frozen peeled whole or chopped. Their texture becomes softer after thawing, so they work best in cooked dishes such as soups, sauces, braises and sautés.
What foods pair well with small onions?
They pair well with mushrooms, carrots, potatoes, fresh herbs, balsamic vinegar, and roasted meat or vegetable dishes. When cooked whole, they also make an appealing side or garnish.
Can small onions cause digestive discomfort?
Raw onions may trigger gas, bloating, or heartburn in some people, particularly those with irritable bowel syndrome or reflux. Cooked onions and smaller portions are often easier to tolerate.
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Nutrition data compiled from USDA FoodData Central and scientific sources.