Food database and calorie counter Source: Generic

1 medium

Red Onions

Nutrition Facts
Serving Size 1 medium
Amount Per Serving
Calories from Fat 1
Calories 46
% Daily Values*
Total Fat 0.09g 0%
  Saturated Fat 0.029g 0%
  Polyunsaturated Fat 0.068g  
  Monounsaturated Fat 0.025g  
Cholesterol 0mg 0%
Sodium 3mg 0%
Potassium 158mg  
Total Carbohydrate 11.12g 4%
  Dietary Fiber 1.5g 6%
  Sugars 4.71g  
Protein 1.01g  
Vitamin A 0% Vitamin C 12%
Calcium 2% Iron 1%
* Percent Daily Values are based on a 2000 calorie diet. Your daily values may be higher or lower depending on your calorie needs.

Nutrition Values are based on USDA Nutrient Database SR18
of RDI*
(46 calories)
2% of RDI
Calorie Breakdown:
Carbohydrate (90%)
Fat (2%)
Protein (8%)
* Based on a RDI of 2000 calories


Nutrition summary:

There are 46 calories in 1 medium Red Onion.
Calorie breakdown: 2% fat, 90% carbs, 8% protein.

Other Common Serving Sizes:

Serving Size Calories
1 thin slice 4
1 medium slice (1/8" thick) 6
1 oz, raw, yields 11
1 large slice (1/4" thick) 16
1 10 rings serving 25
1 small 29
100 g 42
1 medium 46
1 cup sliced 48
1 large 63
1 cup chopped 67

Related Types of Onions:

Scallions or Spring Onions
Sweet Onions
Young Green Onions
Young Green Onions (Tops Only)
  view more onions nutritional info

Related Types of Vegetables:

Red Tomatoes
  view more vegetables nutritional info

See Also:

Pringles Smart Flavors Reduced Fat Sour Cream & Onion
Panera Bread Reduced Fat Chive & Onion Cream Cheese Spread
Pringles Reduced Fat Sour Cream & Onion Potato Crisps
Pringles Super Stack Reduced Fat Sour Cream & Onion Potato Crisps
Trader Joe's Reduced Guilt Pita Chips - Whole Grain French Onion
  view more results

Contains these Ingredients:

110 g Onions
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Recently Eaten By:

on 09 October 2015
on 09 October 2015
on 08 October 2015
on 08 October 2015

Recently Eaten With:

FatSecret members have recently eaten Red Onions with these foods:
Reduced Fat Potato Chips
Tillamook Extra Sharp Cheddar Cheese
Bull's Eye Original BBQ Sauce
Ken's Steak House Lite Chunky Blue Cheese Dressing
Michelob Ultra Light Beer

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