Ingredient

Onion Vinegar

Source
Not animal-derived
Allergen
No
Role in food
Onion vinegar is used to add a savory, slightly sweet, and tangy onion flavor …

What is Onion Vinegar?

Onion vinegar is a type of flavored vinegar made by infusing onions into vinegar. The process typically involves steeping sliced or whole onions in vinegar for a period to allow their flavor to transfer. The resulting liquid is then strained to remove the onion solids.

Is Onion Vinegar vegan?

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

Is Onion Vinegar gluten-free?

Gluten is not typically present unless the vinegar was made with gluten-containing grains and not properly filtered.

Is Onion Vinegar a major allergen?

Onion vinegar is not a major allergen.

What is Onion Vinegar used for?

Onion vinegar is used to add a savory, slightly sweet, and tangy onion flavor to foods.

Is Onion Vinegar safe?

Onion vinegar is generally recognized as safe by the FDA when used as a food ingredient.

Why it's used

Onion vinegar is used to add a savory, slightly sweet, and tangy onion flavor to foods. It's often found in salad dressings, marinades, sauces, dips, and as a flavoring agent in snack foods and noodle dishes. Manufacturers use it to enhance the overall taste profile of products.

Health notes

Onion vinegar is generally recognized as safe by the FDA when used as a food ingredient. It is not typically subject to specific regulations beyond general food safety standards. While vinegar itself has been studied for potential health benefits, such as effects on blood sugar, these are not specific to onion-infused versions and are based on general consumption of vinegar. No specific health claims are associated with onion vinegar in typical food use.

Allergen info

Onion vinegar is not a major allergen. Onions are not among the nine major allergens recognized by the FDA. Gluten is not typically present unless the vinegar was made with gluten-containing grains and not properly filtered.

Foods that contain Onion Vinegar

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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: October 5, 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.