Brown onion
Brown onion contains 40 kcal per 100 g.
Roughly 88 % of its calories come from carbohydrates, with 10 % from protein and 2 % from fat (estimated with general energy factors).
That is close to the median for Gemüse on FoodFactly (37 kcal per 100 g).
The values are as declared on the product label and entered by Open Food Facts contributors.
Nutrition facts
The source reports no household measures (such as cups or pieces) for this food, so only weights are offered.
| Nutrient | Amount per 100 g | % DV |
|---|---|---|
| Calories L | 40 kcal | |
| Total fat L | 0,1 g | 0,1 % |
| Saturated fat | not reported | |
| Sodium | not reported | |
| Total carbohydrates L | 9,3 g | 3 % |
| Dietary fiber | not reported | |
| Total sugars L | 4,2 g | |
| Added sugars L | 0 g | 0 % |
| Protein L | 1,1 g | 2 % |
% 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 10 %
- Carbohydrates 88 %
- Fat 2 %
Approximate share of calories, using general energy factors (4 kcal/g protein and carbohydrate, 9 kcal/g fat, 7 kcal/g alcohol).
Nutritional insights
- Protein1,1 gabove the median for Gemüse (median 1 g)
- Sugars4,2 gbelow the median for Gemüse (median 4,8 g)
- Fat0,1 gbelow the median for Gemüse (median 0,25 g)
- Protein per 100 kcal2,8 gprotein density, useful for comparing foods with different calorie levels
Ingredients
brown onion,
As listed on the package and transcribed by Open Food Facts contributors. Always check the package for allergens.
Similar products
| Food | Calories | Protein | Carbs | Fat |
|---|---|---|---|---|
| Oignons blancs Carrefour | 40 | 1 g | 8 g | 0 g |
| Silberzwiebeln Spreewald Feldmann | 40 | 0,8 g | 7,5 g | 0,1 g |
| Silberzwiebeln Tegut | 40 | 0,7 g | 7,2 g | 0,5 g |
| Cebolla Nayda | 40 | 2,8 g | 6,7 g | 0 g |
| Oignons doux 1kg Boni | 40 | 1,3 g | 7,4 g | 0,59 g |
| Cipolle borettane Despar | 39 | 1,2 g | 6,9 g | 0 g |
| Oignons en rondelles Delhaize | 41 | 1 g | 7,8 g | 0,5 g |
| Red Onions Tesco | 41 | 1,2 g | 7,9 g | 0,2 g |
Per 100 g. Calories in kcal. n/a: not reported by the source.
Frequently asked questions
How many calories are in Brown onion?
100 g of Brown onion has 40 kcal.
How much protein is in Brown onion?
Brown onion contains 1,1 g of protein per 100 g (2 % of the 50 g Daily Value). About 10 % of its calories come from protein. Compared with other Gemüse, that is above the median (median 1 g).
How many carbs are in Brown onion?
Brown onion has 9,3 g of total carbohydrates per 100 g, including 4,2 g of sugars. Label conventions differ: in the EU and some other regions carbohydrates are declared without fiber.
How much fat is in Brown onion?
Brown onion contains 0,1 g of fat per 100 g.
Where does this nutrition data come from?
From Open Food Facts, record dated 27. März 2026. FoodFactly last checked it on 8. November 2026. Each value above shows whether it was measured, calculated or taken from a label.
Source of the nutrition information
- Open Food Facts, record 20937584. License: ODbL 1.0 (Open Food Facts). Source record dated 27. März 2026. Imported 8. November 2026.
Last updated: . Data quality score: 70/100 (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.