Red Onion, Raw
90 calories per 1 edible (197 g), from USDA FoodData Central.
Nutrition facts
- Per 1 edible (197 g)% Daily Value
- Calories90 kcal
- Total Fat0 g0%
- Saturated Fat—
- Trans Fat—
- Cholesterol—
- Sodium0 mg0%
- Total Carbohydrate20 g7%
- Dietary Fiber4 g15%
- Total Sugars11 g
- Added Sugars—
- Protein2 g
- Vitamin D—
- Calcium30 mg2%
- Iron0.5 mg2%
- Potassium390 mg8%
- Vitamin C16 mg20%
- Biotin0 mcg0%
- Phosphorus80 mg6%
- Iodine0 mcg0%
- Magnesium20 mg6%
- Zinc0.3 mg4%
- Selenium1 mcg2%
- Copper0.11 mg15%
- Manganese0.23 mg10%
%DV for adults and children 4 and older.
Show the mathHide the math
- Calories86.7 kcal → 90 kcal · nearest 10 kcal
- Total Fat0.197 g → 0 g · shown as 0
- Sodium1.97 mg → 0 mg · shown as 0
- Total Carbohydrate19.6 g → 20 g · nearest 1 g
- Dietary Fiber4.33 g → 4 g · nearest 1 g
- Total Sugars11.3 g → 11 g · nearest 1 g
- Protein1.85 g → 2 g · nearest 1 g
- Calcium33.5 mg → 30 mg · nearest 10 mg (FDA guidance)
- Iron0.473 mg → 0.5 mg · nearest 0.1 mg (FDA guidance)
- Potassium388 mg → 390 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
- Protein9% of calories
- Fat2% of calories
- Carbohydrate90% of calories
Questions about Red Onion
How many calories are in Red Onion?
Red Onion, Raw has 90 calories per 1 edible (197 g) and 45 per 100 g, as a Nutrition Facts label rounds them.
How much protein is in Red Onion?
Red Onion, Raw has 2 g of protein per 1 edible (197 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, Foundation Foods, released 2026-04-30, FDC ID 790577.
- 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).
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