White Onions: Calories and Nutrition Analysis
Calories in white onion
100g of white onions contain about 38 calories (kcal).
Calories per:
ounce
| one white onion
| cup
| half cup
For example, a medium size white onion (110 g) contain about 42 calories.
This is about 2% of the daily caloric intake for an average adult with medium weight and activity level (assuming a 2000 kcal daily intake).
Scroll down for details and nutrition tables.
Nutrition Facts
White OnionServing size:
medium size white onion (110 g) change
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Amount Per Serving:
To visualize how much 42 kcal actually is, keep in mind that the calorie content of medium size white onion is similar to that of, for example:
- 0.5 apple
- 0.5 glass of Coca Cola (220 ml glass)
- 2 cubes of sugar
Take a quick look at the tables below for detailed information about white onion nutrition.
100g of White Onion
Nutrition
- Calories38
- Carbs Total8.61 g
- Dietary fiber1.9 g
- Fat0.05 g
- Protein0.83 g
- Water90.1 g
Vitamins
- Vit C8.2 mg
Minerals
- Potassium182 mg
- Phosphorus34 mg
- Magnessium9 mg
- Calcium15 mg
- Sodium1 mg
- Iron0.28 mg
- Zink0.2 mg
Per 100 g, White onions is low in sodium.
Sodium is a mineral eaten mostly as salt (1 g of sodium is about 2.5 g of salt). The FDA Daily Value is 2,300 mg.
How many calories are in white onions?
- Medium size white onion (110 g)42 kcal
- Cup of white onion (225g)86 kcal
- Half cup of white onion (112.5g)43 kcal
- Ounce (oz) of white onions11 kcal
Compare white onion:
white onion vs leek, white onion vs shallot, white onion vs garlic, white onion vs red onion, white onion vs green onions, see all compares of white onion.
Similar calories number have:
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About the data
Nutrition values on this page are given per 100 g of the food and are based on the official United States Department of Agriculture FoodData Central database. The exact record used for each food is linked under the tables.
Marcin Piotrowicz – calories-info.com creator · Healthy diet and healthy lifestyle promoter. The information is for general purposes and is not medical or dietary advice.
