Onions, Boiled
25 calories per 1 small (60 g), from USDA FoodData Central.
Nutrition facts
- Per 1 small (60 g)% Daily Value
- Calories25 kcal
- Total Fat0 g0%
- Saturated Fat0 g0%
- Trans Fat0 g
- Cholesterol0 mg0%
- Sodium0 mg0%
- Total Carbohydrate6 g2%
- Dietary Fiber1 g3%
- Total Sugars3 g
- Added Sugars—
- Protein1 g
- Vitamin D0 mcg0%
- Calcium10 mg2%
- Iron0.1 mg0%
- Potassium100 mg2%
- Monounsaturated fat0 g
- Polyunsaturated fat0 g
- Vitamin A0 mcg RAE0%
- Vitamin C3 mg4%
- Vitamin E0.01 mg0%
- Vitamin K0.3 mcg0%
- Thiamin0.03 mg2%
- Riboflavin0.01 mg2%
- Vitamin B60.08 mg4%
- Folate10 mcg DFE2%
- Vitamin B120 mcg0%
- Pantothenic Acid0.1 mg2%
- Phosphorus20 mg2%
- Magnesium5 mg2%
- Zinc0.1 mg2%
- Selenium0.4 mcg0%
- Copper0.04 mg4%
- Manganese0.09 mg4%
- Choline5 mg0%
%DV for adults and children 4 and older.
Show the mathHide the math
- Calories26.4 kcal → 25 kcal · nearest 5 kcal
- Total Fat0.114 g → 0 g · shown as 0
- Saturated Fat0.0186 g → 0 g · shown as 0
- Trans Fat0 g → 0 g · shown as 0
- Cholesterol0 mg → 0 mg · shown as 0
- Sodium1.8 mg → 0 mg · shown as 0
- Total Carbohydrate6.09 g → 6 g · nearest 1 g
- Dietary Fiber0.84 g → 1 g · nearest 1 g
- Total Sugars2.84 g → 3 g · nearest 1 g
- Protein0.816 g → 1 g · nearest 1 g
- Vitamin D0 mcg → 0 mcg · nearest 0.01 mcg (FDA guidance)
- Calcium13.2 mg → 10 mg · nearest 10 mg (FDA guidance)
- Iron0.144 mg → 0.1 mg · nearest 0.1 mg (FDA guidance)
- Potassium99.6 mg → 100 mg · nearest 10 mg (FDA guidance)
USDA's value for this serving, then what a label prints. Where these numbers come from
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Get the full FDA labelWhere the calories come from
- Protein12% of calories
- Fat4% of calories
- Carbohydrate92% of calories
Questions about Onions
How many calories are in Onions?
Onions, Boiled has 25 calories per 1 small (60 g) and 45 per 100 g, as a Nutrition Facts label rounds them.
How much protein is in Onions?
Onions, Boiled has 1 g of protein per 1 small (60 g) and 1 g per 100 g.
What does %DV mean here?
% Daily Value is the share of FDA's Daily Value in one serving, for adults and children 4 and older. Amounts and percentages are rounded the way a Nutrition Facts label rounds them. Protein shows no %DV: a label needs a protein quality score for it.
Where does this data come from?
- Nutrient values: USDA FoodData Central, SR Legacy, released 2018-04, FDC ID 170001.
- Daily Values and label rounding: FDA, 21 CFR 101.9, as of 2026-02-12.
- Rounding of each amount: 21 CFR 101.9(c).
- %DV: 21 CFR 101.9(d)(7)(ii).
More vegetables and vegetable products
For information only. Check the sources before printing a label.