AyarındaOnion calories
1 piece (medium) · 100 g: about 40–40 kcal. 40 kcal per 100 g: 1.1 g protein, 9.3 g carbohydrate, 0.1 g fat.
In portions
| Portion | Amount | Calories |
|---|---|---|
| 1 piece (medium) | 100 g | 40–40 kcal |
| 1 tablespoon (chopped) | 10 g | 4 kcal |
Nutrition facts (100 g)
| Energy | 40 kcal |
|---|---|
| Protein | 1.1 g |
| Carbohydrate | 9.3 g |
| Sugar | 4.2 g |
| Fiber | 1.7 g |
| Fat | 0.1 g |
| Saturated fat | 0 g |
| Sodium | 4 mg |
Where the calories come from: protein 10% · carbohydrate 88% · fat 2%.
Source: USDA FoodData Central record 170000. The same food can vary by ±10% with its variety, recipe and brand.
Frequently asked questions
Onion: how many grams and calories in 1 piece (medium)?
1 piece (medium) is about 100 g on average and has about 40–40 kcal.
Onion: does it make you gain weight?
No single food makes you gain weight on its own; your weight depends on the day’s total calories. 1 piece (medium) has about 40 kcal: about 2% of a 2,000 kcal day (the reference on nutrition labels). Its energy density is very low (0.4 kcal per gram): you can eat more of it for the same calories. Most of its calories come from carbohydrate.
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Similar foods
Among vegetables, it is in the middle: 40 kcal per 100 g (average 45 kcal). Lighter options: Grape leaves (brined) (~3 kcal), Hot green pepper (~4 kcal).
- Dill 1 tablespoon (chopped) ~1 kcal
- Parsley 1 tablespoon (chopped) ~1 kcal
- Hot green pepper 1 piece ~4 kcal
- Carrot 1 piece ~29 kcal
- Onion 1 piece (medium) ~40 kcal · 1 g protein
- Okra 1 serving ~50 kcal · 3 g protein
- Broccoli 1 serving ~51 kcal · 4 g protein
- Artichoke 1 piece (heart) ~56 kcal · 4 g protein
- Celeriac 1 piece (medium, peeled) ~130 kcal · 5 g protein