Onion: nutrition facts and products

A bulb vegetable used fresh, dried or powdered.

Onion, raw contains 40 kcal per 100 g. A typical serving of 1 slice, medium, 1/8" thick (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 vegetables and vegetable products on FoodFactly, where the median is 35 kcal per 100 g across 866 foods.

Full details: Onion, raw nutrition facts.

40kcal per 100 g
1.1 gprotein
9.3 gcarbohydrates
0.1 gfat

Products containing onion

2,400 packaged products on FoodFactly list onion among their ingredients (Open Food Facts ingredient analysis).

FoodCaloriesProteinCarbsFat
Refried Beans Traditional Kroger 108 5.4 g 16.9 g 1.9 g
Cheddar & Bacon Potato Skins Kroger 209 9.9 g 13.2 g 13.2 g
Pulled Pork Bbq Potato Skins Kroger 154 7.7 g 16.5 g 7.7 g
Glazed breaded fully cooked chicken wings Kroger 200 13.8 g 7.5 g 12.5 g
Chunky Beef Soup Fred Meyer 53 3.3 g 8.2 g 0.61 g
Salsa Snack Bowls Kroger 16 1.6 g 4.9 g 0 g
Salsa Snack Bowls The Kroger Co. 33 1.6 g 6.6 g 0 g
Spicy bean simmer sauce Private Selection 92 2.5 g 15.8 g 2.1 g
Hot & sweet snackers Kroger 125 0 g 32.1 g 0 g
Original Bbq Sauce Simple Truth Organic 132 0 g 35.3 g 0 g
Turkey Gravy Kroger 70 2.8 g 8.3 g 2.8 g
Beef Gravy Kroger 50 1.7 g 6.7 g 1.7 g
Chicken Gravy Kroger 50 0 g 5 g 2.5 g
Thai inspirations sweet chili peanut sauce Kroger 194 5.6 g 27.8 g 8.3 g
Zesty garlic dip and spread Private Selection 333 0 g 13.3 g 33.3 g
Zesty garlic dip & spread Private Selection 333 0 g 13.3 g 30 g
Selects Chicken & Cheese Cornbread Sandwiches Kroger 286 10.5 g 26.3 g 14.3 g
Spicy Black Beans Restaurant Item 85 5.4 g 15.4 g 0.77 g
Beef Stir Fry Kroger 62 3.6 g 6.2 g 2.2 g
Skillet Meals Chicken Florentine Kroger 106 7.4 g 11.8 g 2.9 g
Spicy Orange Chicken Kroger 91 5.2 g 15.1 g 1.4 g
California red pepper jelly Private Selection 263 0 g 63.2 g 0 g
Private selection, jelly, oregon pear & pepper Private Selection 263 0 g 63.2 g 0 g
Cream Of Chicken Condensed Soup Kroger 57 2.4 g 7.3 g 2 g
Honey Vanilla Bourbon Pecans Private Selection 643 7.1 g 28.6 g 60.7 g
Italian Style Bread Crumbs Kroger 333 6.7 g 73.3 g 1.7 g
Onion Rings Breaded Minced Onion Kroger 227 2.3 g 28.4 g 11.4 g
Traditional Enchilada Sauce A La Orden 42 0 g 6.7 g 1.7 g
Enchilada Sauce Green Chile Ala Orden 50 0 g 6.7 g 1.7 g
Vegetable Broth Kroger 2 0 g 0.42 g 0 g
Ranch flavored tuna Kroger 143 22.9 g 2.9 g 4.3 g
Sweet and spicy tuna Kroger 43 21.4 g 5.7 g 0.71 g
Tater Bites Shredded Potatoes Kroger 186 1.2 g 26.7 g 9.3 g
Tomato Sauce Kroger 16 0.82 g 3.3 g 0 g
Traditional Enchilada Sauce A La Orden 42 0 g 6.7 g 1.7 g
Green Chile Enchilada Sauce A La Orden 50 0 g 6.7 g 1.7 g
Chicken Broth Kroger 3 0.18 g 0.18 g 0.18 g
Chicken Stock The Kroger Co. 3 0.7 g 0.18 g 0 g
Chicken Broth Simple Truth Organic 2 0.42 g 0 g 0 g
Chicken Broth Simple Truth Organic 0 0.42 g 0 g 0 g
Vegetable Broth Simple Truth Organic 4 0 g 0.83 g 0 g
Simple truth, kettle chips, salt & pepper Simple Truth Organic 536 7.1 g 57.1 g 28.6 g
Tikka masala sauce Kroger 136 1.7 g 8.5 g 10.2 g
Vindaloo Sauce Kroger 102 1.7 g 9.3 g 6.8 g
Butter Chicken Sauce Kroger 178 1.7 g 11.9 g 13.6 g
Indian Inspirations Sauce The Kroger Co. 92 1.7 g 10.8 g 5 g
Indian Inspirations Yellow Curry Sauce The Kroger Co. 200 1.7 g 10 g 17.5 g
Fully cooked boneless wyngz Kroger 190 11.9 g 23.8 g 7.1 g

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