Ingredient

Diluted With Water To 5% Acidity

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Source
Not animal-derived
Allergen
No
Role in food
It is used as an acidity regulator and preservative in a wide variety of …

What it is

This is a solution of acetic acid in water, typically made by fermenting ethanol. The fermentation process can be carried out by various bacteria, often Acetobacter species. The resulting acetic acid is then diluted to a specific concentration.

Why it's used

It is used as an acidity regulator and preservative in a wide variety of foods. Its tart flavor is also used to enhance taste in dressings, sauces, pickles, and marinades. It is the primary ingredient in vinegar.

Health notes

Acetic acid is Generally Recognized As Safe (GRAS) by the FDA for use in food. It is a common component of the diet, particularly in vinegar. International bodies like JECFA have evaluated acetic acid and its salts, and have established acceptable daily intakes. Evidence does not suggest adverse health effects from typical dietary intake.

Allergen info

Not a major allergen.

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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.