Ingredient · E260

Acetic Acid

Source
Not animal-derived
Allergen
No
Role in food
Manufacturers add acetic acid as an acidity regulator, flavor enhancer, and preservative because it …

What is Acetic Acid?

Acetic acid is a simple organic acid that gives vinegar its characteristic sour taste. It can be produced naturally through the fermentation of ethanol by bacteria or made synthetically.

Is Acetic Acid vegan?

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

Is Acetic Acid a major allergen?

Not a major allergen.

What is Acetic Acid used for?

Manufacturers add acetic acid as an acidity regulator, flavor enhancer, and preservative because it helps prevent the growth of spoilage microorganisms.

Is Acetic Acid safe?

In the United States, the Food and Drug Administration (FDA) considers acetic acid to be Generally Recognized As Safe (GRAS) for use in food.

Why it's used

Manufacturers add acetic acid as an acidity regulator, flavor enhancer, and preservative because it helps prevent the growth of spoilage microorganisms. It is commonly found in condiments like ketchup and mustard, pickled vegetables, and various sauces.

Health notes

In the United States, the Food and Drug Administration (FDA) considers acetic acid to be Generally Recognized As Safe (GRAS) for use in food. At typical intake levels found in food, it is considered safe. The Joint FAO/WHO Expert Committee on Food Additives (JECFA) has evaluated acetic acid and did not set a numeric acceptable daily intake (ADI not specified), considering it safe at levels used in food. The European Food Safety Authority (EFSA) also considers it safe for use as a food additive.

Allergen info

Not a major allergen.

Foods that contain Acetic Acid

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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.