Ingredient · E330

Antioxidant Citric Acid

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Source
Not animal-derived
Allergen
No
Role in food
Manufacturers add citric acid primarily to control acidity and enhance flavor in foods and …

What it is

Citric acid is a weak organic acid found naturally in citrus fruits like lemons and oranges. It is commercially produced by fermenting a sugar source, such as corn or cane sugar, with a specific strain of mold (Aspergillus niger). This process yields a pure, crystalline powder.

Why it's used

Manufacturers add citric acid primarily to control acidity and enhance flavor in foods and beverages. It acts as a preservative by inhibiting microbial growth and can also be used as an emulsifier or to add a tart taste. It is commonly found in soft drinks, candies, jams, jellies, and processed fruits and vegetables.

Health notes

Citric acid is generally recognized as safe (GRAS) by the FDA for use in food. It is a natural component of metabolism and is safely processed by the body. International bodies like JECFA and EFSA have evaluated citric acid and its salts, concluding they are safe for consumption. There is no evidence to suggest adverse health effects from typical dietary intake.

Allergen info

Citric acid is not derived from any of the nine major allergens. It does not contain gluten.

Products containing Antioxidant Citric Acid

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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.