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
Fire roasted tomato salsa Signature Select 33 0 g 6.7 g 0 g
Southwest Salsa Signature Select 50 0 g 10 g 0 g
Chipotle Slasa Signature Select 47 0 g 9.4 g 0 g
Green Enchilada Sauce Safeway 42 0 g 6.7 g 2.5 g
Chunky Classic Salsa Signature Select 33 0 g 10 g 0 g
Chunky Classic Salsa Signature Select 33 0 g 10 g 0 g
Southwest Salsa Signature Select 36 0 g 7.1 g 0 g
Southwest Salsa Safeway 50 0 g 10 g 0 g
Peach-Pineapple Salsa Signature Select 59 0 g 11.8 g 0 g
Chunky Classic Salsa Signature Select 33 0 g 10 g 0 g
Chunky Classic Salsa Naturally Flavored Signature Select 33 0 g 10 g 0 g
Marinara traditional pasta sauce, marinara Signature 48 1.6 g 9.6 g 0.8 g
Traditional Pasta Sauce with Meat Signature Select 56 1.6 g 8.8 g 1.2 g
Tomato basil pasta sauce, tomato basil Safeway 64 1.6 g 9.6 g 2 g
Pasta Sauce Signature Kitchens 48 1.6 g 8 g 0.8 g
Chunky Classic Salsa Signature Select 33 0 g 10 g 0 g
Slow Cooker Sauce Signature Select 31 0.65 g 7.2 g 0 g
Lemon Butter Simmer Sauce Signature Select 154 0.81 g 10.6 g 12.2 g
Mushroom Wine Simmer Sauce Signature Select 82 1.6 g 6.6 g 4.1 g
Slow-Cooker Sauce, Alehouse Braising Safeway Select 104 1.5 g 23.7 g 0.37 g
Simmer Sauce Safeway Select 58 1.7 g 8.3 g 2.5 g
Chicken Gravy Safeway Kitchens 67 0 g 5 g 4.2 g
Beef Gravy Signature Kitchens 42 1.7 g 5 g 1.7 g
Turkey Gravy Signature Kitchens 42 1.7 g 5 g 1.7 g
Signature Turkey Gravy Signature Kitchens 32 0 g 4.8 g 0.81 g
Homestyle Gravy Savory Beef Signature Kitchens 48 0 g 6.5 g 2.4 g
Blended peach-pineapple salsa, peach-pineapple, medium Signature Select 59 0 g 14.7 g 0 g
Chunky Salsa Signature Select 50 0 g 10 g 0 g
Fire-Roasted Tomato Salsa Restaurant Style 33 0 g 6.7 g 0 g
Tomato Clam Cocktail Safeway Inc. 25 0.42 g 5.4 g 0 g
Stuffing Mix Signature 393 14.3 g 75 g 3.6 g
Red Enchilada Sauce Signature Kitchens 42 0 g 5 g 1.7 g
Green Enchilada Sauce Signature Kitchens 42 0 g 6.7 g 2.5 g
Whole Grain Medley With Vegetables Signature Select 197 4.1 g 38.1 g 2.7 g
Cocktail Sauce Signature Kitchens 109 1.6 g 26.6 g 0 g
Seasoned Salt Signature 0 0 g 0 g 0 g
Pepperoni pizza in a golden crust snacks, pepperoni Safeway 247 7.1 g 28.2 g 11.8 g
Signature cafe, egg frittata, bacon, tomato and swiss frittata Signature Cafe 230 11.5 g 5.3 g 18.6 g
Signature cafe, frittata, maple sausage, potato and cheddar Signature Cafe 230 10.6 g 7.1 g 18.6 g
Signature cafe, ham, potato, and cheddar frittata Signature Cafe 195 9.7 g 7.1 g 15 g
Signature cafe, ham, potato, and cheddar frittata Signature Cafe 186 8.9 g 8 g 13.3 g
Signature select, whole almonds, chipotle Signature Select 588 20.6 g 17.6 g 52.9 g
Light creamy ranch dressing & dip Winn-Dixie Stores Inc. 267 0 g 10 g 23.3 g
Light Raspberry Vinaigrette With Red Wine Vinegar, Poppy Seeds And Extra Virgin Olive Oil Winn-Dixie Stores Inc. 167 0 g 16.7 g 11.7 g
Picante Style Mild Winn-Dixie 33 0 g 6.7 g 0 g
Jalapeno Pepper Slices Winn Dixie 18 0 g 3.6 g 0 g
New England Style Clam Chowder Winn Dixie 69 1.6 g 7.4 g 3.7 g
Chopped Coleslaw Winn-Dixie 124 0.95 g 12.4 g 7.6 g

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