🥗 FoodData Explorer

Onions, white, raw

Ingredient code 100255

Values come from the USDA FNDDS survey nutrient database, which derives ingredient-level nutrient content from USDA's Standard Reference and Foundation Foods analyses. They are per 100 g of the ingredient as described, not per serving.

Nutrient values (37)

28 more nutrients — out of 65 measured per 100g — were recorded at zero and aren't shown below.

NutrientValue / 100gUnitSource
Water91.3GFoundation
Energy36KCALFoundation
Protein0.89GFoundation
Total lipid (fat)0.13GFoundation
Carbohydrate, by difference7.68GFoundation
Fiber, total dietary1.2GFoundation
Sugars, Total5.76GFoundation
Calcium, Ca21MGFoundation
Iron, Fe0.15MGFoundation
Magnesium, Mg9MGFoundation
Phosphorus, P29MGFoundation
Potassium, K141MGFoundation
Sodium, Na2MGFoundation
Zinc, Zn0.12MGFoundation
Copper, Cu0.047MGFoundation
Vitamin C, total ascorbic acid8.2MGFoundation code 100253
Thiamin0.046MGSR Legacy code 11282
Riboflavin0.027MGSR Legacy code 11282
Niacin0.116MGSR Legacy code 11282
Vitamin B-60.12MGSR Legacy code 11282
Folate, total19UGSR Legacy code 11282
Folate, food19UGSR Legacy code 11282
Folate, DFE19UGSR Legacy code 11282
Choline, total6.1MGSR Legacy code 11282
Carotene, beta1UGSR Legacy code 11282
Lutein + zeaxanthin4UGSR Legacy code 11282
Vitamin E (alpha-tocopherol)0.02MGSR Legacy code 11282
Vitamin K (phylloquinone)0.4UGSR Legacy code 11282
Fatty acids, total saturated0.042GSR Legacy code 11282
SFA 14:00.004GSR Legacy code 11282
SFA 16:00.034GSR Legacy code 11282
SFA 18:00.004GSR Legacy code 11282
Fatty acids, total monounsaturated0.013GSR Legacy code 11282
MUFA 18:10.013GSR Legacy code 11282
Fatty acids, total polyunsaturated0.017GSR Legacy code 11282
PUFA 18:20.013GSR Legacy code 11282
PUFA 18:30.004GSR Legacy code 11282

Sourced from USDA FoodData Central — Foundation Foods; not yet through an editorial verification pass.

USDA release 2026-04-30. All values are per 100 g unless stated otherwise.