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Peeled Onion Calories
Low calorie, source of fiber, contains vitamin C
CALORIES
GI
POTASSIUM
FIBER
Peeled Onion Nutrition Facts
Selected: 100 g
40
KCAL / 100G
Carbs
9.3g
· 88%
Protein
1.1g
· 10%
Fat
0.1g
· 2%
Fiber
1.7g
Peeled 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
Peeled Onion Glycemic Index
GLYCEMIC INDEX
GLYCEMIC LOAD
Accounts for portion size — a more realistic measure than GI alone.
Is Peeled Onion Processed?
NOVA 2
Minimally Processed
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 Peeled Onion Contain Allergens?
No known major allergens
Which Diets Is Peeled 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
Peeled Onion Fat Profile
SATURATED
0.03g
MONOUNSATURATED
0.02g
POLYUNSATURATED
0.02g
Foods Similar to Peeled Onion
Peeled Onion — Frequently Asked Questions
How long does peeled onion last in the refrigerator?
Keep it in an airtight container in the refrigerator and use it within about 7–10 days. Sliminess, mold, a sour odor, or watery soft spots are signs that it should be discarded.
Can peeled onion be frozen?
Yes. Freeze it chopped or sliced for convenient use in cooked dishes; once thawed, it becomes softer and is less suitable for salads or other raw uses.
How can I reduce eye irritation when cutting onion?
Chilling the onion briefly and using a sharp knife can reduce the release of eye-irritating compounds. Leaving the root end intact until the final cut may also help.
Why does onion turn bitter when cooked?
Onion can taste bitter if it is cooked at too high a heat or allowed to burn. Cook it gently over medium-low heat, stirring occasionally, to develop a sweeter flavor instead.
Is cooked onion easier to digest than raw onion?
For many people, yes. Cooking softens onion and reduces the sharp sulfur compounds that can trigger discomfort, though individual tolerance varies.
Why does slowly cooked onion taste sweet?
Gentle, prolonged cooking breaks down onion’s structure and concentrates its natural sugars and savory flavor compounds. This is why caramelized onions taste much sweeter than raw onions.
What foods pair well with peeled onion?
Onion works well with garlic, tomatoes, beans, eggs, fish, meat, and olive oil. Lemon juice or vinegar can balance the pungency of raw onion in salads and salsas.
Is onion a good choice before a workout?
Raw onion may cause bloating, gas, or heartburn in some people before exercise. If you tolerate it, have a small amount as part of a balanced meal rather than eating it alone.
Can onion cure a cold?
No. Onion does not cure colds or replace medical care, although it can be part of an overall varied, nutritious diet.
Who should be cautious with onion?
People with irritable bowel syndrome may find onion triggers symptoms because it is high in fermentable fructans. Raw onion can also worsen reflux symptoms for some people, while cooked onion may be better tolerated.
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Nutrition data compiled from USDA FoodData Central and scientific sources.