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Onion (lightly cooked) Calories
Source of vitamin C and fiber, low calorie, contains antioxidants
CALORIES
GI
POTASSIUM
FIBER
Onion (lightly cooked) Nutrition Facts
Selected: 100 g
38
KCAL / 100G
Carbs
8.2g
· 86%
Protein
1.1g
· 12%
Fat
0.1g
· 2%
Fiber
1.7g
Onion (lightly cooked) Vitamins & Minerals
Vitamins
Vitamin C
7.2mg · 8% DV
B6
0.12mg · 7% DV
Folate
19µg · 5% DV
B1
0.04mg · 3% DV
Minerals
Phosphorus
29mg · 4% DV
Potassium ⭐
146mg · 4% DV
Calcium
23mg · 2% DV
Magnesium
10mg · 2% DV
Onion (lightly cooked) Glycemic Index
GLYCEMIC INDEX
GLYCEMIC LOAD
Accounts for portion size — a more realistic measure than GI alone.
Is Onion (lightly cooked) 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 Onion (lightly cooked) Contain Allergens?
No known major allergens
Which Diets Is Onion (lightly cooked) Good For?
Vegan
✓ Suitable
Vegetarian
✓ Suitable
Gluten-Free
✓ Suitable
Dairy-Free
— Not suitable
Mediterranean
✓ Suitable
Paleo
✓ Suitable
Whole30
— Not suitable
DASH
— Not suitable
Keto
— Not suitable
Low FODMAP
— Not suitable
Onion (lightly cooked) Fat Profile
SATURATED
0.02g
MONOUNSATURATED
0.01g
POLYUNSATURATED
0.02g
Omega 6:3 ratio 1:1
Below the ideal 4:1 — a good omega balance.
Foods Similar to Onion (lightly cooked)
Onion (lightly cooked) — Frequently Asked Questions
How many calories are in lightly cooked onion?
Lightly cooked onion has 38 calories per 100g. Per 100g, it also provides 8.2g carbs, 1.1g protein, 0.1g fat, and 1.7g fiber.
Is lightly cooked onion good for low-glycemic or special diets?
Yes. It has a glycemic index of 30 and fits omnivore, vegetarian, vegan, paleo, Mediterranean, flexitarian, and gluten-free diets.
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Nutrition data compiled from USDA FoodData Central and scientific sources.