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
STIR FRY VEGGIES & SAUCE Asian Style BIRDS EYE 54 1.8 g 9.8 g 0 g
STIR-FRY VEGGIES & SAUCE Teriyaki BIRDS EYE 83 2.8 g 16.2 g 0.46 g
Riced Cauliflower Birds Eye 46 2.1 g 4.1 g 2.6 g
Riced Cauliflower Birds Eye 37 0.81 g 4.1 g 1.6 g
Sugar snap stir-fry Birds Eye 1 1 g 8.3 g 0 g
Tri-Colored Pepper & Onion Medley BIRDS EYE 36 1.2 g 7.1 g 0 g
Vegetables For Soup Pinnacle Foods Group Llc 57 2.3 g 11.4 g 0 g
Tomato Cocktail from Concentrate Clamato 25 0.42 g 5 g 0 g
Tomato Cocktail from Concentrate Clamato 25 0.42 g 5 g 0 g
Asian home gourmet, spice paste for indian korma curry, mild Asian Home Gourmet 269 0 g 15.4 g 23.1 g
Spice paste for thai spicy basil stir fry Asian Home Gourmet 192 0 g 15.4 g 11.5 g
Asian home gourmet, spice paste for indonesian rendang curry, hot Asian Home Gourmet 231 0 g 15.4 g 15.4 g
Asian home gourmet, spice paste for indian butter chicken, mild Asian Home Gourmet 231 7.7 g 7.7 g 15.4 g
Asian home gourmet, spice paste for cantonese chow mein stir-fried noodles Asian Home Gourmet 231 0 g 15.4 g 15.4 g
Olive & Tomato Pesto Sauce Sacla Italia 150 1.7 g 8.3 g 15 g
Napoletana Pasta Sauce Sacla Italia 104 1.6 g 8 g 7.2 g
Sacla Italia, Bruschetta With Italian Tomato And Basil F.Lli Sacla' Spa 83 3.3 g 6.7 g 5 g
Wild Salmon Morey's 197 16.2 g 0.7 g 14.1 g
Wild Salmon Fillets Morey's Seafood International 106 14.1 g 4.1 g 3.5 g
Steakhouse Wild Salmon Morey's 183 16.9 g 1.4 g 12 g
Sole Seasoned Grill Fillets Morey's 141 10.6 g 1.4 g 9.9 g
Tilapia Fillet Morey's 176 16.2 g 1.4 g 12 g
Tilapia Morey's 120 16.2 g 2.1 g 4.9 g
Cajun Tilapia Moery's 162 16.2 g 2.1 g 10.6 g
Morey's, Smoked Atlantic Salmon Morey's Seafood International 211 24.6 g 1.8 g 10.5 g
Wild Alaskan Salmon Seasoned Grill Morey's 230 17.1 g 1.2 g 10 g
Seasoned Tilapia Fillets Morey's 83 11.4 g 0.49 g 4 g
Rice, Vermicelli, Chicken Broth And Herbs With Other Natural Flavors Rice A Roni 339 8.9 g 73.2 g 0.89 g
Rice, vermicelli, chicken broth and herbs with other natural flavors, chicken Rice-A-Roni 339 8.9 g 73.2 g 0.89 g
Rice A Roni Family Size Beef 13.6 Ounce Paper Box Rice A Roni 339 10.7 g 73.2 g 0.89 g
Rice A Roni Chicken Flavor RICE A RONI 357 8.9 g 76.8 g 1.8 g
Creamy Four Cheese Rice-A-Roni 391 9.4 g 70.3 g 9.4 g
Cheddar Broccoli Rice-A-Roni 383 10 g 71.7 g 7.5 g
Rice, Vermicelli, Chicken Broth And Herbs Rice A Roni 339 8.9 g 76.8 g 0 g
Rice, vermicelli, carrots and beef broth with other natural flavors mix, beef Rice A Roni 339 8.9 g 75 g 0.89 g
CHEDDAR BROCCOLI flavor Rice, pasta, cheddar cheese and broccoli with other natural flavors Rice-A-Roni 375 10.7 g 66.1 g 7.1 g
Rice A Roni Chicken & Mushroom 5.0 Ounce Paper Box. Rice A Roni 339 8.9 g 71.4 g 1.8 g
Beef Flavor Rice-A-Roni Rice-A-Roni 331 10.2 g 72.4 g 0.97 g
Rice-A-Roni ChickenAnd Broccoli 4.9 Ounce Paper Box Rice A Roni 339 10.7 g 71.4 g 0.89 g
Stir Fried Rice Rice-A-Roni 330 9.5 g 72.2 g 0.93 g
Rice Pilaf Rice A Roni 339 8.9 g 73.2 g 0.89 g
Herb & Butter Flavor Rice Rice A Roni 339 8.9 g 75 g 1.8 g
Rice a roni chicken flavor Rice-A-Roni 333 9.7 g 72.7 g 1.2 g
Beef flavor rice, vermicelli, beef broth and carrots Rice A Roni 339 10.7 g 73.2 g 0.89 g
Mexican Style Rice Rice-A-Roni 339 10.7 g 73.2 g 1.8 g
Rice A Roni Chicken Teriyaki 6.2 Ounce Paper Box Rice A Roni 335 9.7 g 72.9 g 1.1 g
Creamy Four Cheese Rice-A-Roni 375 10.7 g 65.3 g 8 g
Olive Oil & Italian Herb PASTA RONI 357 12.5 g 66.1 g 4.5 g

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