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
Macaroni & Beef Blake's 97 5.7 g 11.4 g 3.1 g
Meatloaf Dinner Casserole Blake's 137 4.9 g 10.6 g 7.9 g
Tuna Noodle Casserole Blake's 110 4.9 g 7.5 g 6.2 g
Tater Topped Hot Dish Blake's 123 5.7 g 8.8 g 7.5 g
Beef Pot Pie Blake's 194 9.3 g 14.1 g 11 g
Turkey Pot Pie Blake's 167 6.6 g 14.5 g 9.3 g
Meatloaf & Mashed Potatoes Blake's 137 4.9 g 10.6 g 7.9 g
Chicken Parmesan With Pasta Blake's 115 8.4 g 9.3 g 4.9 g
Sunday Pasta & Meatballs Blake's 132 7.5 g 10.6 g 6.6 g
Lasagna Bake Bolognese Blake's 106 4.9 g 13.2 g 4 g
Hearty Beef Stew Blake's 106 8.4 g 5.7 g 5.3 g
Sausage & Mashed Potatoes Blake's 128 7.1 g 11.9 g 5.7 g
Diced cabbage, peppers & onions southern slaw Chef Buddys 26 1.3 g 6.4 g 0 g
Garden Vegetable Soup Harry's Fresh Foods 45 1.2 g 7.4 g 1.2 g
Carrot And Ginger Bisque Harry's 86 1.2 g 11.4 g 4.5 g
Modern bistro, soup, chicken tortilla, chicken tortilla The Harris Soup Company 53 3.3 g 5.7 g 1.8 g
Modern Bistro, Minestrone Harry's Fresh Foods 41 1.6 g 7.8 g 0.82 g
Modern Bistro, Mushroom Barley Soup The Harris Soup Company 41 1.2 g 9 g 0.41 g
Modern Bistro, Garden Vegetable Soup The Harris Soup Company 29 0.82 g 6.1 g 0.41 g
Udon Noodle Soup With Chicken Harry's 49 2.9 g 6.9 g 1.2 g
Chicken & corn chowder Harry's Fresh Foods 98 5.7 g 7.8 g 4.9 g
Modern bistro, bisque, carrot & ginger, carrot & ginger The Harris Soup Company 86 1.2 g 11.4 g 4.1 g
Kale & Potato Soup With Italian Sausage Modern Bistro 78 2 g 6.9 g 4.5 g
Penne Bolognese Harry's Fresh Foods 123 4.9 g 11.6 g 6 g
Mexican - Style Rice With White Meat Chicken Harry's Fresh Foods 85 5.6 g 12.3 g 1.2 g
Cheesy Broccoli Quinoa Harry's Fresh Foods 92 3.8 g 11.7 g 4.2 g
Crab Corn Chowder Harry's 110 4.1 g 9.4 g 6.1 g
Vegetarian Vegetable Soup Harry's Fresh Foods 37 0.82 g 5.3 g 1.2 g
Black Bean Soup With Chorizo Lunds & Byerlys 64 2.8 g 6.7 g 2.8 g
Minnesota Wild Rice Soup With Chiken Lunds & Byerlys 113 4.6 g 8.8 g 7.1 g
White Bean With Turkey Soup Lunds & Byerlys 78 4.2 g 7.4 g 3.5 g
Soup Lunds & Byerlys 85 1.4 g 7.8 g 6 g
Minnesota Wild Rice Soup With Chicken Lunds & Byerlys 117 4.2 g 9.2 g 7.1 g
Stew Vegetables Nature Blessed 47 1.2 g 10.6 g 0 g
Diced Onions Nature Blessed 29 1.2 g 7.1 g 0 g
Bloody mary mix Cicero Beverage Co. 21 1.2 g 4.1 g 0.29 g
Bloody mary mix E. Formella & Sons Inc. 21 1.2 g 4.1 g 0.29 g
Premium bloody mary mix E. Formella & Sons Inc. 21 1.2 g 4.1 g 0.29 g
Brownwood farms, bbq sauce, cherry Brownwood Farms 350 5 g 85 g 0 g
Cherry salsa Brownwood Farms 75 0 g 20 g 0 g
Brownwood farms, salsa, jalapeno cherry Brownwood Farms 250 0 g 75 g 0 g
Cherry chutney Brownwood Farms 75 0 g 20 g 0 g
Apple riesling salsa Brownwood Farms 200 0 g 35 g 0 g
Peach salsa Brownwood Farms 85 0 g 25 g 0 g
Henning's, Cajun Cheddar Cheese Curds Henning's Cheese 393 25 g 0 g 32.1 g
Henning's, Onion & Chives Blended In Creamy Cheddar Henning's Cheese 393 25 g 0 g 32.1 g
Sesame soy dressing Red Shell Foods Inc. 281 6.3 g 18.8 g 18.8 g
Premium Pub Style Burgers Glenmark Premier 283 17.8 g 0.66 g 22.4 g

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