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
Chicken Tortilla Soup, Chicken Tortilla SIMPLE TRUTH 53 3.7 g 6.1 g 1.4 g
Chicken & Rice Medley Soup, Chicken & Rice Medley SIMPLE TRUTH 98 4.5 g 9 g 4.9 g
Creamy Tomato Bisque, Creamy Tomato SIMPLE TRUTH 94 1.2 g 7.8 g 6.5 g
Chicken Tortilla Soup KROGER 49 3.3 g 7.4 g 0.61 g
Creamy Tomato Bisque, Creamy Tomato WHOLESOME@HOME 110 1.6 g 5.7 g 9 g
Simple Truth, Cocktail Shrimp SIMPLE TRUTH 97 18.6 g 3.5 g 0.88 g
Kroger, Baked Wheat Crisps Multi-Grain Crackers KROGER 452 9.7 g 71 g 19.4 g
Pork Rinds Hot 'N Spicy Kroger 571 57.1 g 0 g 32.1 g
Roast Beef & Cheddar Half Sub FRESH FOODS MARKET 208 16.9 g 18.8 g 6.7 g
Angus Roast Beef & Cheddar Pinwheels, Angus Roast Beef & Cheddar FRESH FOODS MARKET 214 14.5 g 11.4 g 11.4 g
Chicken Salad On A Croissant FRESH FOODS MARKET 241 12.3 g 17.6 g 13.4 g
Pesto Chicken & Mozzarella On Ciabatta FRESH FOODS MARKET 222 14.9 g 18.8 g 9.2 g
Garden Salad FRESH FOODS MARKET 68 1.3 g 4.2 g 5.5 g
Chicken & Bacon Salad FRESH FOODS MARKET 154 11.3 g 5.1 g 10 g
Chicken & Bacon Cobb Side Salad FRESH FOODS MARKET 161 10.6 g 4.4 g 11.4 g
Homestyle Mini Meatloaf FRESH FOODS MARKET 222 16.2 g 10.1 g 12.1 g
Fresh Foods Market, Grilled Salmon FRESH FOODS MARKET 103 18.1 g 0.86 g 3.5 g
Authentic Italian Lasagna FRESH FOODS MARKET 201 13.2 g 13.6 g 10.4 g
Brussels Sprouts With Pancetta, Pancetta FRESH FOODS MARKET 91 3.6 g 9.1 g 5.5 g
Penne Pasta With A Hearty Meat Sauce FRESH FOODS MARKET 138 6.8 g 15.6 g 5.6 g
Italian Sausage Pasta FRESH FOODS MARKET 139 5.7 g 14.4 g 6.5 g
Chicken Salad, Chicken FRESH FOODS MARKET 204 15.9 g 3.5 g 13.3 g
Grilled Chicken Caesar Pasta Salad FRESH FOOD MARKET 239 11.5 g 13.3 g 15.9 g
Rotini Pasta Salad FRESH FOODS MARKET 164 2.9 g 20 g 7.9 g
Tortilla Chips, Ranch KROGER 500 6.7 g 63.3 g 23.3 g
Tortilla Chips, Nacho Cheese KROGER 533 6.7 g 56.7 g 30 g
Fresh Foods Market, Garden Vegetable Medley Soup FRESH FOODS MARKET 41 0.82 g 7.8 g 0.61 g
Italian Sausage, Kale And Tomato Soup, Italian Sausage, Kale And Tomato FRESH FOODS MARKET 61 4.1 g 6.5 g 2 g
White Bean Chicken Chili With Dark Light Chicken Meat FRESH FOODS MARKET 78 5.3 g 8.6 g 2.5 g
Homestyle Chicken & Dumpling Soup FRESH FOODS MARKET 61 3.7 g 7.8 g 1.6 g
Kroger, Rice Cakes, White Cheddar, White Cheddar KROGER 409 9.1 g 81.8 g 4.6 g
Pasta Sauce, Tomato Basil Simple Truth Organic 53 1.8 g 8 g 1.8 g
French Onion Sour Cream Dip KROGER 200 3.3 g 6.7 g 16.7 g
Sour Cream Ranch Dip KROGER 200 3.3 g 10 g 16.7 g
French Onion Sour Cream Dip, French Onion KROGER 200 3.3 g 6.7 g 16.7 g
Kroger, Special Recipe French Onion Dip With Sour Cream KROGER 200 3.3 g 6.7 g 16.7 g
Sour Cream Dip, Buffalo Style Ranch KROGER 200 3.3 g 10 g 16.7 g
Kroger, Dip Sour Cream, Vegetable Flavored, Vegetable Flavored KROGER 200 3.3 g 10 g 16.7 g
P$$T..., French Onion Dip P$$T... 150 3.3 g 6.7 g 11.7 g
Jamaican Jerk Style Pork Tenderloin With Jamaican Style Spices KROGER 107 18.8 g 2.7 g 2.2 g
Potato Salad The Kroger Co. 141 1.5 g 18.5 g 6.7 g
Horean Kalbi Beef The Kroger Co. 169 14.1 g 10.6 g 7.8 g
Aged Cheddar And Broccoli Soup Fresh Food Market 102 3.3 g 4.9 g 7.8 g
Chicken Tortilla Soup Fresh Foods Market 49 3.3 g 7.4 g 0.61 g
New England Style Clam Chowder Fresh Foods Market 73 2.5 g 6.9 g 4.1 g
Loaded Baked Potato Style Soup The Kroger Co. 131 3.7 g 9.4 g 8.6 g
Cream Tomato Bisque Fresh Foods Market 106 1.6 g 7.4 g 7.8 g
Classic Chicken Noodle Soup With White Chicken Meat Fresh Foods Market 45 3.3 g 6.1 g 0.61 g

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