Onion, yellow, raw

1 milligram of sodium in 1 onion, edible

Portion

In 1 onion, edible

Sodium
1 milligram of sodium in 1 onion, edible
Potassium
260 milligrams of potassium in 1 onion, edible
Phosphorus
49 milligrams of phosphorus in 1 onion, edible
Protein
1.2 grams of protein in 1 onion, edible
Carbohydrate
12 grams of carbohydrate in 1 onion, edible
Sugars
8.3 grams of sugars in 1 onion, edible
Fiber
2.7 grams of fiber in 1 onion, edible
Saturated fat
Saturated fat: not reported for this food.
Calories
51 calories in 1 onion, edible
Why is a figure not reported?

The source record for this food gives no figure for that nutrient. Not reported means the amount is unknown. It does not mean there is none.

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Where these numbers come from

USDA FoodData Central, Foundation Foods, record 790646. The source describes it as: Onions, yellow, raw.

U.S. Department of Agriculture, Agricultural Research Service, Beltsville Human Nutrition Research Center. FoodData Central. [Internet]. [cited 11 October 2026]. Available from https://fdc.nal.usda.gov/. Releases used: Foundation Foods, April 2026; SR Legacy, April 2018; Survey Foods (FNDDS 2021-2023), October 2024.

Data built on 11 October 2026 (data-2026-10-11).

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