Onion: calories and nutrition
Calories and protein in onion by portion. Values are for a raw onion without the outer skin.
Raw · 1 medium onion (110 g)
44kcal
- 1gProtein
- 10gCarbs
- 0gFat
- Fiber 2g
- Sugar 5g
- Saturated fat 0g
- Sodium 4mg
2% of the EU protein reference intake (50 g) · 2% of the EU energy reference intake (2,000 kcal)
Raw · 1 cup, chopped (160 g)
64kcal
- 2gProtein
- 15gCarbs
- 0gFat
- Fiber 3g
- Sugar 7g
- Saturated fat 0g
- Sodium 6mg
4% of the EU protein reference intake (50 g) · 3% of the EU energy reference intake (2,000 kcal)
Raw · 100 g
40kcal
- 1gProtein
- 9gCarbs
- 0gFat
- Fiber 2g
- Sugar 4g
- Saturated fat 0g
- Sodium 4mg
2% of the EU protein reference intake (50 g) · 2% of the EU energy reference intake (2,000 kcal)
Raw · 150 g
60kcal
- 2gProtein
- 14gCarbs
- 0gFat
- Fiber 3g
- Sugar 6g
- Saturated fat 0g
- Sodium 6mg
3% of the EU protein reference intake (50 g) · 3% of the EU energy reference intake (2,000 kcal)
Questions
How much protein is in 100 kcal of onion?
Onion: about 3 g of protein per 100 kcal.
How many grams of onion have about 100 kcal?
250 g of onion has 100 kcal.
What does % of the reference intake mean?
It compares the portion with the EU label reference intakes for an average adult: 50 g of protein and 2,000 kcal a day. It is not a personal target; the protein calculator estimates yours.
Sources. USDA FoodData Central, public domain. Source values per 100 g of the edible part. ClariMeal selected records, shortened names, calculated portions and rounded values. USDA FoodData Central. Portion weights: USDA FoodData Central. EU label reference intakes for adults: 50 g protein and 2,000 kcal. Regulation (EU) No 1169/2011, Annex XIII, Part B. Page updated .

