Calories in Oignon, brut

Generic food Raw Légumes

Oignon, brut contains 40 kcal per 100 g. A typical serving of 1 tranche, moyenne, 1/8 po d'épaisseur (14 g) provides about 6 kcal.

Roughly 88 % of its calories come from carbohydrates, with 10 % from protein and 2 % from fat (estimated with general energy factors).

That is more energy than the typical item in légumes et produits végétaux on FoodFactly, where the median is 35 kcal per 100 g across 866 foods.

These values are for the raw food. Cooking changes the water content and some nutrients, so cooked versions are listed separately below.

The data comes from USDA FoodData Central: SR Legacy.

40kcal per 100 g
1,1 gprotein
9,3 gcarbohydrates
0,1 gfat
6kcal in 1 tranche, moyenne, 1/8 po d'épaisseur (14 g)

Nutrition facts

Nutrition facts for the selected amount
NutrientAmount per 100 g% DV
Calories C 40 kcal
Total fat C 0,1 g 0,1 %
Saturated fat C 0,042 g 0,2 %
Trans fat Z 0 g
Cholesterol Z 0 mg 0 %
Sodium C 4 mg 0,2 %
Total carbohydrates C 9,3 g 3 %
Dietary fiber ? 1,7 g 6 %
Total sugars C 4,2 g
Protein C 1,1 g 2 %
Vitamine A C 0 µg0 %
Vitamine C ? 7,4 mg8 %
Vitamine D Z 0 µg0 %
Vitamine E C 0,02 mg0,1 %
Vitamine K C 0,4 µg0,3 %
Thiamine (B1) C 0,046 mg4 %
Riboflavine (B2) C 0,027 mg2 %
Niacine (B3) C 0,12 mg0,7 %
Acide pantothénique (B5) C 0,12 mg2 %
Vitamine B6 C 0,12 mg7 %
Folate (B9) C 19 µg5 %
Vitamine B12 Z 0 µg0 %
Choline ? 6,1 mg1 %
Calcium C 23 mg2 %
Fer C 0,21 mg1 %
Magnésium C 10 mg2 %
Phosphore C 29 mg2 %
Potassium C 146 mg3 %
Zinc C 0,17 mg2 %
Cuivre C 0,039 mg4 %
Manganèse C 0,13 mg6 %
Sélénium C 0,5 µg0,9 %
Fluorure M 1,1 µg

% 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 %40kcal / 100 g
  • 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).

Vitamins and minerals, % Daily Value per 100 g

Vitamine C8 %Vitamine B67 %Manganèse6 %Folate (B9)5 %Cuivre4 %Thiamine (B1)4 %Potassium3 %Acide pantothénique...2 %Magnésium2 %Phosphore2 %

Nutritional insights

  • Protein1,1 gin the lowest quarter of légumes et produits végétaux (median 2 g)
  • Fiber1,7 gbelow the median for légumes et produits végétaux (median 2,2 g)
  • Sugars4,2 gin the top quarter of légumes et produits végétaux (median 2,3 g)
  • Fat0,1 gin the lowest quarter of légumes et produits végétaux (median 0,3 g)
  • Saturated fat0,042 gbelow the median for légumes et produits végétaux (median 0,052 g)
  • Sodium4 mgin the lowest quarter of légumes et produits végétaux (median 36 mg)
  • Protein per 100 kcal2,8 gprotein density, useful for comparing foods with different calorie levels
  • Water89,1 gwater per 100 g, which largely explains differences between raw, cooked and dried forms

Full nutrient profile

Fats and cholesterol (2)
Graisses monoinsaturées C0,013 g
Graisses polyinsaturées C0,017 g
Sugars and starch (7)
Étoile M0 g
Sucre C0,99 g
Glucose C2 g
Fructose C1,3 g
Lactose C0 g
Maltose C0 g
Galactose Z0 g
Amino acids (18)
Tryptophane M0,014 g
Thréonine M0,021 g
Isoléucine M0,014 g
Leucine M0,025 g
Lysine M0,039 g
Méthionine M0,002 g
Cystine M0,004 g
Phénylalanine M0,025 g
Tyrosine M0,014 g
Valine M0,021 g
Arginine M0,1 g
Histidine M0,014 g
Alanine M0,021 g
Acide aspartique M0,091 g
Acide glutamique M0,26 g
Glycine M0,025 g
Proline M0,012 g
Sérine M0,021 g
Individual fatty acids (29)
EPA (omega-3, 20:5 n-3) M0 g
DHA (omega-3, 22:6 n-3) M0 g
Acide linoléique (oméga-6, 18:2) M0,013 g
SFA 4:0 ?0 g
SFA 6:0 ?0 g
CFA 8:0 M0 g
SFA 10:0 M0 g
SFA 12:0 M0 g
SFA 14:0 M0,004 g
CFA 16:0 M0,034 g
SFA 18:0 M0,004 g
SFA 20:0 M0 g
MUFA 18:1 M0,013 g
PUFA 18:3 M0,004 g
PUFA 20:4 M0 g
SFA 22:0 M0 g
MUFA 14:1 M0 g
MUFA 16:1 M0 g
PUFA 18:4 M0 g
MUFA 20:1 M0 g
MUFA 22:1 M0 g
PUFA 22:5 n-3 (DPA) M0 g
SFA 15:0 M0 g
SFA 17:0 M0 g
SFA 24:0 M0 g
PUFA 20:2 n-6 c, c M0 g
MUFA 17:1 M0 g
PUFA 20:3 M0 g
MUFA 15:1 M0 g
Carotenoids (14)
Bêta-carotène I1 µg
Lycopène I0 µg
Lutéine + zéaxanthine I4 µg
Rétinol Z0 µg
Carotène, alpha I0 µg
Vitamine D (D2 + D3), Unités internationales Z0 IU
Cryptoxanthine, bêta I0 µg
Tocophérol, bêta C0 mg
Tocophérol, gamma C0 mg
Tocophérol, delta C0 mg
Tocotriénol, alpha C0,04 mg
Tocotriénol, bêta C0 mg
Tocotriénol, gamma C0 mg
Tocotriénol, delta C0 mg
Sterols (1)
Phytostérols ?15 mg
Other components (13)
Eau C89,1 g
Alcool ?0 g
Caféine Z0 mg
Cendres C0,35 g
Théobromine Z0 mg
Énergie C166 kJ
Vitamine A, UI C2 IU
Vitamine K (dihydrophylloquinone) M0 µg
Acide folique Z0 µg
Folate, nourriture ?19 µg
Bétaïne M0,1 mg
Vitamine E, ajoutée Z0 mg
Vitamine B-12, ajoutée Z0 µg

Values by source

More than one dataset describes this food. FoodFactly keeps each source's values separately instead of blending them. The headline values above come from USDA FoodData Central: SR Legacy.

Per 100 g USDA FNDDS
Calories 38 kcal
Protein 0,86 g
Carbohydrates 8,5 g
Fat 0,08 g
Fiber 1,7 g
Sugars 5,8 g
Sodium 1 mg

Other forms of Oignon

Raw, cooked, dried and processed versions are separate records with their own measured values.

FoodCaloriesProteinCarbsFat
Oignons, cuits, bouillie, égouttés, sans sel Cooked 44 1,4 g 10,2 g 0,19 g
Oignons, flocons déshydratés Dried or dry 349 9 g 83,3 g 0,46 g
Oignons, en conserve, solides et liquides Canned 19 0,85 g 4 g 0,09 g
Oignons, jaune, séchés Cooked 123 0,95 g 7,9 g 10,8 g
Oignons, ressort ou pétoncles (y compris dessus et bulbe), brut Raw 32 1,8 g 7,3 g 0,19 g
Oignons, jeune vert, haut de gamme seulement 27 0,97 g 5,7 g 0,47 g
Oignons, c'est vrai, brut Raw 34 1,9 g 6,5 g 0,4 g
Oignons, doux, brut Raw 32 0,8 g 7,6 g 0,08 g
Oignons, cuits, bouillie, égouttés, avec sel Cooked 42 1,4 g 9,6 g 0,19 g
Oignons, congelés, hachés, cuits, bouillie, égouttés, avec sel Cooked 26 0,77 g 6 g 0,1 g
Oignons, congelés, hachés, non préparé Frozen 29 0,79 g 6,8 g 0,1 g
Oignons, congelés, hachés, cuits, bouillie, égouttés, sans sel Cooked 28 0,77 g 6,6 g 0,1 g

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

Foods with a similar nutritional profile

FoodCaloriesProteinCarbsFat
Carottes, brut Raw 41 0,93 g 9,6 g 0,24 g
Poivrons rouges, brut Raw 26 0,99 g 6 g 0,3 g
Haricots verts, brut Raw 31 1,8 g 7 g 0,22 g
Cabine, brut Raw 25 1,3 g 5,8 g 0,1 g
Rutabagas, brut Raw 37 1,1 g 8,6 g 0,16 g
Aubergines, brut Raw 25 0,98 g 5,9 g 0,18 g
Poivrons, chili chaud, vert, brut Raw 40 2 g 9,5 g 0,2 g
Cabine, rouge, brut Raw 31 1,4 g 7,4 g 0,16 g

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

Compare: Betteraves, brut vs Oignon, brutOignon, brut vs Carottes, brutOignon, brut vs Poivrons rouges, brut

Frequently asked questions

How many calories are in raw oignon?

100 g of raw oignon has 40 kcal. 1 tranche, moyenne, 1/8 po d'épaisseur (14 g): about 6 kcal. 1 tranche, mince (9 g): about 4 kcal. 1 c. à soupe hachée (10 g): about 4 kcal.

How much protein is in raw oignon?

Raw oignon contains 1,1 g of protein per 100 g (2 % of the 50 g Daily Value), or 0,15 g in 1 tranche, moyenne, 1/8 po d'épaisseur (14 g). About 10 % of its calories come from protein. Compared with other légumes et produits végétaux, that is in the lowest quarter (median 2 g).

How many carbs are in raw oignon?

Raw oignon has 9,3 g of total carbohydrates per 100 g, including 1,7 g of fiber and 4,2 g of sugars.

How much fat is in raw oignon?

Raw oignon contains 0,1 g of fat per 100 g, of which 0,042 g is saturated (0,2 % of the Daily Value).

How much sodium is in raw oignon?

100 g contains 4 mg of sodium, 0,2 % of the 2,300 mg Daily Value.

Does oignon have the same nutrition raw and cooked?

No. Per 100 g, oignon, brut has 40 kcal, while oignons, cuits, bouillie, égouttés, sans sel has 44 kcal. Cooking changes the water content, so always use the record that matches how you weigh the food.

Where does this nutrition data come from?

From USDA FoodData Central: SR Legacy, record dated 1 avril 2019. FoodFactly last checked it on 6 novembre 2026. Each value above shows whether it was measured, calculated or taken from a label.

Source of the nutrition information

  • USDA FoodData Central: SR Legacy, record 170000. License: CC0 1.0 (U.S. public domain). Source record dated 1 avril 2019. Imported 6 novembre 2026.

Last updated: . Source description: "Onions, raw". Data quality score: 100/100 (how it is calculated).

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