Ingredient

White Onion

Source
Not animal-derived
Allergen
No
Role in food
White onions are used as a flavoring ingredient in a wide variety of savory …

What is White Onion?

The white onion (Allium cepa) is a variety of onion known for its crisp white flesh and mild, sweet flavor. It grows underground as a bulb and is cultivated worldwide. Onions are typically harvested and then dried before being sold fresh or processed.

Is White Onion vegan?

White Onion is not animal-derived. Products that contain it can still include other animal-derived ingredients, so check the full ingredient list.

Is White Onion a major allergen?

Not a major allergen.

What is White Onion used for?

White onions are used as a flavoring ingredient in a wide variety of savory dishes.

Is White Onion safe?

White onions are generally recognized as safe (GRAS) by the FDA for use in food.

Why it's used

White onions are used as a flavoring ingredient in a wide variety of savory dishes. Manufacturers add them to provide a mild onion taste and aroma, often appearing in processed foods like dips, salsas, deli salads, and frozen appetizers.

Health notes

White onions are generally recognized as safe (GRAS) by the FDA for use in food. They are a source of vitamins, minerals, and beneficial plant compounds. International bodies like JECFA have evaluated onions and their components. Evidence suggests that compounds in onions may have some health benefits, but research is ongoing.

Allergen info

Not a major allergen. Onions are not among the nine major food allergens identified by the FDA.

Foods that contain White Onion

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Auto-generated content. This description was generated automatically and is pending editorial review. Inaccuracies are possible. Found a mistake? Contact us.

Last updated: September 28, 2026

Note: This site presents label data from USDA FoodData Central for general information. It is not medical advice. Check the package label; formulations change.