How many calories are in Soup, Onion?

A 100 g serving of Soup, Onion has 12 kcal. The calories in your portion depend on its weight and how it is prepared.

How much protein is in Soup, Onion?

Per 100 g there are 0.3 g of protein — about <1% of the Daily Value (50 g).

How much fat and carbs are in Soup, Onion?

Per 100 g there are 0 g of fat and 2.8 g of carbohydrate, including 0.3 g of fiber.

Prepared Foods

Soup, Onion

Q: How much fat and carbs are in Soup, Onion?

Per 100 g there are 0 g of fat and 2.8 g of carbohydrate, including 0.3 g of fiber.

USDA reference values for soup, onion (per 100 g).

12kcalCalories

0.3gProtein

0gFat

2.8gCarbs

Protein, fat and carb balance

Share of calories from each macronutrient (per 100 g).

Protein 10.8%
Fat 0.8%
Carbs 88.4%

Full nutrition facts (per 100 g)

Nutrient	Per 100 g	% DV*
Macronutrients
Protein	0.3 g	<1%
Total Fat	0 g	<1%
Saturated Fat	0 g	0%
Carbohydrate	2.8 g	1%
Dietary Fiber	0.3 g	1%
Total Sugars	0.2 g	<1%
Minerals
Sodium	346 mg	15%
Potassium	31 mg	<1%
Calcium	9 mg	<1%
Iron	0.1 mg	<1%
Magnesium	4 mg	<1%
Vitamins
Vitamin C	0.1 mg	<1%
Vitamin A	0 mcg	0%
Vitamin D	0 mcg	0%
Other
Cholesterol	0 mg	0%

* Percent of the Daily Value (Daily Value, based on a 2,000 kcal diet).

Data source: USDA FoodData Central. Values are per 100 g of edible portion and are reference figures — they vary by variety, preparation and brand. Last updated: 2026-04-30.

Frequently asked questions

How many calories are in Soup, Onion?: A 100 g serving of Soup, Onion has 12 kcal. The calories in your portion depend on its weight and how it is prepared.
How much protein is in Soup, Onion?: Per 100 g there are 0.3 g of protein — about <1% of the Daily Value (50 g).
How much fat and carbs are in Soup, Onion?: Per 100 g there are 0 g of fat and 2.8 g of carbohydrate, including 0.3 g of fiber.

Similar foods and comparisons

Acorn Stew (Apache) 95 kcal 6.8 g protein Agave, Cooked (Southwest) 135 kcal 1 g protein Agave, Dried (Southwest) 341 kcal 1.7 g protein Agave, Raw (Southwest) 68 kcal 0.5 g protein Agutuk 353 kcal 3.4 g protein Agutuk 258 kcal 21.7 g protein

Compare Soup, Onion with: Acorn Stew (Apache) Agave, Cooked (Southwest) Agave, Dried (Southwest) Agave, Raw (Southwest)

Note. This information is provided for general reference only and is not medical advice or a diet prescription. If you have a medical condition or special dietary needs, consult a physician or a registered dietitian.