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
Lightly Seasoned Garlic Baby Peas & Mushrooms Birds Eye 81 4.7 g 12.8 g 1.7 g
Lightly Seasoned Southwestern Corn Pinnacle Foods Group Llc 84 2.4 g 13.2 g 2.4 g
Birds eye, steamfresh, lightly seasoned garlic cauliflower, garlic Birds Eye 45 1.1 g 5.6 g 1.7 g
Skillet Meals Shrimp Scampi Birds Eye Voila! 86 5.1 g 12.9 g 1.2 g
Beef Lo Mein Birds Eye Voila! 106 5.7 g 17.2 g 1.5 g
Lightly seasoned southwestern style rice Pinnacle Foods Group Llc 145 2.8 g 27.2 g 2.5 g
Rice & Vegetables Chicken Flavored Birds Eye 134 2.5 g 25.1 g 2.1 g
Sweet & Sour Chicken Birds Eay 113 5.2 g 19 g 1.5 g
Lightly sauced roasted red potatoes with chive butter sauce Birds Eye 82 1.9 g 16.5 g 1.3 g
Lightly Sauced Mushroom & Green Bean Risotto Birds Eye 99 2.5 g 18.7 g 1.4 g
Skillet Meals Sweet & Sour Chicken Birds Eye 108 4.8 g 19.5 g 1.1 g
SKILLET MEALS Cheesy Ranch Chicken BIRDS EYE 109 6.2 g 15.5 g 2.3 g
Lightly Sauced Tuscan Vegetables With Marinara Sauce Birds Eye 61 2 g 7.1 g 2.6 g
Tri Color Pepper & Onion Blend Pinnacle Foods Group Llc 31 1.6 g 6.3 g 0 g
Recipe Ready Broccoli Stir Fry Birds Eye 34 1.1 g 5.6 g 0 g
Chopped Onions & Garlic Birds Eye 48 1.2 g 10.8 g 0 g
Recipe Ready Southwest Blend Birds Eye 86 4.3 g 16.1 g 0.54 g
Recipe Ready Grilling Blend Birds Eye 23 1.1 g 4.6 g 0 g
Chopped Seasoning Blend Birds Eye 30 0 g 4.8 g 0 g
Stew Blend Birds Eye 59 1.2 g 12.9 g 0 g
Lightly Sauced Roasted Potatoes With Onions & Bacon In A Cheese Sauce Birds Eye 97 3.2 g 16.1 g 2.7 g
Lightly Sauced Pasta & Broccoli With Onions & Bacon In A Cheese Sauce Birds Eye 110 4.6 g 15.9 g 2.8 g
Fajita Chicken Skillet Meals Birds Eye Voila! 83 4.6 g 13.3 g 1 g
Fresh Frozen Vegetables Pinnacle Foods Group Llc. 154 4 g 26.3 g 2.6 g
Creamy chicken & noodles Birds Eye 86 5.4 g 8.1 g 3.2 g
Birds eye, steamfresh, tuscan vegetables with marinara sauce Birds Eye 57 1.6 g 7.4 g 2.5 g
Sauced & Lightly Seasoned Vegetables Corn Birds Eye 84 2.4 g 13.2 g 2.4 g
Birds eye, steamfresh, penne with spinach in a parmesan sauce Birds Eye 156 3.1 g 27.6 g 2.3 g
Birds eye, steamfresh, sauced & seasoned asian style rice Birds Eye 154 4 g 26.3 g 2.6 g
Birds eye, asian stir-fry vegetables Birds Eye 47 1.9 g 9.4 g 0 g
Barbecue sweet corn Birds Eye 102 2.3 g 17 g 2.3 g
Teriyaki Broccoli Birds Eye 59 2.4 g 8.2 g 1.8 g
Sour Cream And Onion Potatoes Birds Eye 139 2.8 g 22.2 g 3.7 g
Ranch broccoli Birds Eye 55 3.7 g 6.1 g 1.8 g
Wasabi peas Birds Eye 94 4.7 g 14.1 g 2.4 g
POWER BLEND Southwest Style BIRDS EYE 103 4.2 g 18.6 g 0.83 g
Italian Style Protein Blends Pinnacle Foods Group Llc. 95 4.9 g 14.1 g 1.8 g
Birds eye, steamfresh, pasta & broccoli with a cheese sauce Birds Eye 109 4.5 g 18.3 g 2 g
Pasta & Peas With A Parmesan Cheese Sauce Birds Eye 120 5.5 g 20.5 g 2 g
Pasta & Broccoli with a White Cheese Sauce Birds Eye 109 5 g 17.6 g 1.8 g
Superfood Blends Barley & Kale Birds Eye 85 2.8 g 14.1 g 1.2 g
Power Blend Chickpeas & Spinach Birds Eye 113 2.8 g 18 g 2.5 g
Protein Quinoa & Spinach BIRDS EYE 120 3.2 g 20.5 g 2.8 g
Mashed Cauliflower Roasted Garlic Birds Eye 28 0.8 g 4.8 g 0.4 g
Mashed Cauliflower Sour Cream & Chive Birds Eye 48 1.6 g 6.4 g 2 g
Protein Veggie Pasta Rotini Marinara BIRDS EYE 116 7 g 18.7 g 1.4 g
Steamfresh lightly seasoned garlic cauliflower Birds eye 45 2.3 g 5.6 g 1.7 g
Thai stir-fry vegetables Birds Eye 53 2.1 g 9.5 g 0 g

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