French Onion Soup

Packaged product Soups and Sauces Heinz

French Onion Soup contains 23 kcal per 100 g. A serving, 400.0 g (400 g) provides about 92 kcal.

Roughly 88% of its calories come from carbohydrates, with 8% from protein and 3% from alcohol (estimated with general energy factors).

That is less energy than the typical item in soups and sauces on FoodFactly, where the median is 59 kcal per 100 g across 3,287 products.

The values are as declared on the product label and entered by Open Food Facts contributors.

French Onion Soup by Heinz, product photo
Photo: Open Food Facts, CC BY-SA 3.0, Open Food Facts contributors
23kcal per 100 g
0.5 gprotein
5.2 gcarbohydrates
0.025 gfat
92kcal in serving, 400.0 g (400 g)

Nutrition facts

Nutrition facts for the selected amount
NutrientAmount per 100 g% DV
Calories L 23 kcal
Total fat L 0.025 g 0%
Saturated fat L 0.025 g 0.1%
Cholesterol L 0.002 mg 0%
Sodium L 200 mg 9%
Total carbohydrates L 5.2 g 2%
Dietary fiber L 0.45 g 2%
Total sugars L 2 g
Added sugars L 0.5 g 1%
Protein L 0.5 g 1%
Vitamin A L 0.053 µg0%
Vitamin C L 2.9 mg3%
Vitamin D L 0.001 µg0%
Vitamin E L 0.23 mg2%
Thiamin (B1) L 0.1 mg8%
Riboflavin (B2) L 0.025 mg2%
Niacin (B3) L 0.37 mg2%
Pantothenic acid (B5) L 0.14 mg3%
Vitamin B6 L 0.08 mg5%
Folate (B9) L 22.8 µg6%
Vitamin B12 L 0.002 µg0.1%
Calcium L 14.5 mg1%
Iron L 0.32 mg2%
Magnesium L 12.9 mg3%
Phosphorus L 39.1 mg3%
Potassium L 114 mg2%
Zinc L 0.27 mg2%
Copper L 0.031 mg3%
Manganese L 0.1 mg4%
Selenium L 2.5 µg5%
Iodine L 5.9 µg4%

% DV: percent of the FDA Daily Value for adults (reference amounts). Letters show how each value was obtained: M measured, C calculated, L label, Z assumed zero, I imputed. Vitamins and minerals not listed were not reported by the source.

Nutritional breakdown

Protein: 8%Carbohydrates: 88%Fat: 1%Alcohol: 3%23kcal / 100 g
  • Protein 8%
  • Carbohydrates 88%
  • Fat 1%
  • Alcohol 3%

Approximate share of calories, using general energy factors (4 kcal/g protein and carbohydrate, 9 kcal/g fat, 7 kcal/g alcohol).

Vitamins and minerals, % Daily Value per 100 g

Thiamin (B1)8%Folate (B9)6%Vitamin B65%Selenium5%Manganese4%Iodine4%Copper3%Vitamin C3%Phosphorus3%Magnesium3%

Nutritional insights

  • Protein0.5 gin the lowest quarter of soups and sauces (median 2.4 g)
  • Fiber0.45 gin the lowest quarter of soups and sauces (median 1 g)
  • Sugars2 gabove the median for soups and sauces (median 1.7 g)
  • Fat0.025 gin the lowest quarter of soups and sauces (median 1.8 g)
  • Saturated fat0.025 gin the lowest quarter of soups and sauces (median 0.41 g)
  • Sodium200 mgin the lowest quarter of soups and sauces (median 314 mg)
  • Protein per 100 kcal2.2 gprotein density, useful for comparing foods with different calorie levels
  • Water83.8 gwater per 100 g, which largely explains differences between raw, cooked and dried forms

Full nutrient profile

Sugars and starch (1)
Starch L5.5 g
Carotenoids (1)
Beta-carotene L63.2 µg
Other components (2)
Water L83.8 g
Alcohol L0.1 g

Product details

Brand
Heinz
Barcode
5000157154279
Quantity
400g
Label serving
400.0 g
Category
Soups
Nutri-Score
B as computed by Open Food Facts
NOVA group
4 processing level (1 to 4), as classified by Open Food Facts

Ingredients

Water, Onions (24%), Tomatoes, Modified Cornflour, Red Wine (1%), Sugar, Natural Flavourings, Colour - Plain Caramel, Cornflour, Herb Extracts, Yeast Extract, Salt, Flavouring, Spice.

As listed on the package and transcribed by Open Food Facts contributors. Always check the package for allergens.

Ingredient guides: OnionTomatoSugarYeastSalt

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Per 100 g. Calories in kcal. n/a: not reported by the source.

Source of the nutrition information

  • Open Food Facts, record 5000157154279. License: ODbL 1.0 (Open Food Facts). Source record dated April 16, 2026. Imported November 8, 2026.

Last updated: . Data quality score: 100/100 (how it is calculated).

Product data from Open Food Facts, made available under the Open Database License. Values are as declared on the label; labels can change over time, so check the package you have.

General nutrition information, not medical advice. Individual needs differ; see our disclaimer.

Frequently asked questions

How many calories are in French Onion Soup?

100 g of French Onion Soup has 23 kcal. Serving, 400.0 g (400 g): about 92 kcal.

How much protein is in French Onion Soup?

French Onion Soup contains 0.5 g of protein per 100 g (1% of the 50 g Daily Value), or 2 g in serving, 400.0 g (400 g). About 8% of its calories come from protein. Compared with other soups and sauces, that is in the lowest quarter (median 2.4 g).

How many carbs are in French Onion Soup?

French Onion Soup has 5.2 g of total carbohydrates per 100 g, including 0.45 g of fiber and 2 g of sugars. Label conventions differ: in the EU and some other regions carbohydrates are declared without fiber.

How much fat is in French Onion Soup?

French Onion Soup contains 0.025 g of fat per 100 g, of which 0.025 g is saturated (0.1% of the Daily Value).

How much sodium is in French Onion Soup?

100 g contains 200 mg of sodium, 9% of the 2,300 mg Daily Value.

Where does this nutrition data come from?

From Open Food Facts, record dated April 16, 2026. FoodFactly last checked it on November 8, 2026. Each value above shows whether it was measured, calculated or taken from a label.