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
Popcorn Chicken Kroger 253 16.6 g 24.9 g 9.7 g
Salsa Private Selection 50 3.3 g 10 g 0 g
Rosemary Entertainment Crackers Private Selection 467 6.7 g 66.7 g 20 g
Garlic Cheese Texas Toast Kroger 326 8.7 g 32.6 g 19.6 g
Kroger, selects, southwest style salsa tortilla wraps Kroger 188 7.1 g 23.5 g 7.1 g
Original Tomato Ketchup Kroger 118 0 g 29.4 g 0 g
Tomatillo salsa verde mild Kroger 17 0 g 6.7 g 0 g
New Mexico Green Chile Salsa, Hot Private Selection 33 0 g 6.7 g 0 g
Fire Roasted Enchilada Sauce Kroger 50 0 g 10 g 3.3 g
Kroger, stir-fry vegetables starters Kroger 34 1.1 g 5.7 g 0 g
Kroger, stir-fry starters, vegetables with noodles, egg noodles, broccoli, carrots, celery, green peppers, mushrooms, onions & red peppers Kroger 92 4.6 g 16.1 g 0.57 g
Vegetable Soup Mix Kroger 60 2.4 g 13.1 g 0 g
Diced Tomatoes With Seasonings In Tomato Juice Kroger 25 0.83 g 5.8 g 0 g
Coastal Cocktail Sauce Private Selection 133 0 g 30 g 0 g
Seasoning rub bold and sweet Private Selection 500 0 g 100 g 0 g
Garden Vegetable Rice Kroger 118 2.1 g 23.5 g 1.7 g
Red Beans & Rice Kroger 121 2.6 g 20.1 g 3.4 g
Peppery Sweet Corn Salsa Private Selection 311 11.1 g 66.7 g 0 g
Meat lasagna Kroger 146 7.5 g 20.7 g 3.3 g
Italian Style Meatballs Kroger 306 14.1 g 7.1 g 24.7 g
Tortilla Strips Santa Fe Style Kroger 429 0 g 57.1 g 21.4 g
Roast Beef Simple Truth 125 19.6 g 1.8 g 2.7 g
Organic Tomatillo Salsa, Medium Simple Truth 33 0 g 6.7 g 0 g
Simple truth organic, beef jerky, peppered Simple Truth Organic 286 42.9 g 17.9 g 3.6 g
Beef Jerky, Teriyaki Simple Truth Organic 286 42.9 g 21.4 g 3.6 g
Thick & Chunky Mild Salsa simply truth organic 33 0 g 6.7 g 0 g
Organic Thick & Chunky Medium Salsa Simple Truth 33 0 g 6.7 g 0 g
Black Bean & Corn Mild Salsa Simple Truth Organic 50 0 g 10 g 0 g
Snack Tray Carrots, Celery & Broccoli With Ranch Dip Kroger 84 1.1 g 5.8 g 6.8 g
Kroger, fresh selections, veggie tray with pretzels Kroger 129 1.8 g 12.3 g 7.4 g
Cocktail Shrimp With Sauce Kroger 129 21.2 g 9.4 g 1.2 g
Crunchy Fish Sticks Kroger 245 9.4 g 26.4 g 10.4 g
Beef For Barbacoa Seasoned Kroger 268 21.4 g 5.4 g 17.9 g
Cocktail Shrimp With Sauce Kroger 143 19.4 g 15.3 g 0.51 g
Sliced Beef Fajita Strips Simple Truth 129 20 g 3.5 g 3.5 g
Chicken Tinga Kroger 93 9.3 g 5 g 3.6 g
Braised Beef Barbacoa Kroger 143 17.9 g 1.4 g 7.1 g
Applewood Smoked Bacon & Cheddar Angus Beef Patties Private Selection 291 18.5 g 1.3 g 23.8 g
Pork Tenderloin Kroger 116 19.6 g 2.7 g 2.7 g
Cajun Style Chicken Breast With Rib Meat Kroger 134 21.4 g 3.6 g 3.6 g
Potato Salad Mustard Kroger 136 1.4 g 17.1 g 6.4 g
Sweet Cole Slaw Kroger 210 1 g 19 g 10 g
Traditional Macaroni Salad Kroger 243 3.6 g 23.6 g 14.3 g
Southern Style Potato Salad Kroger 186 1.4 g 21.4 g 10.7 g
Seasoned coating mix Fryin' Magic 333 11.1 g 66.7 g 0 g
Seasoned Coating Mix For Chicken, Fish, And Pork Bakin' Miracle 444 11.1 g 55.6 g 22.2 g
Mashed potatoes, roasted garlic Basic American Foods 370 7.4 g 70.4 g 7.4 g
Supreme baked mashed potatoes Basic American Foods 370 11.1 g 70.4 g 5.6 g

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