Ingredient · E330

Citric Aid

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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 naturally found in citrus fruits like lemons and limes. It is commercially produced through the fermentation of carbohydrate feedstocks, such as corn or sugarcane, using specific strains of the mold Aspergillus niger. This process yields a pure, crystalline powder that is widely used in the food industry.

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 as an antioxidant to prevent spoilage. It is commonly found in candies, jams, jellies, soft drinks, and processed fruits and vegetables.

Health notes

In the United States, citric acid is generally recognized as safe (GRAS) by the FDA for use as a food additive. It is considered safe when consumed in amounts typically found in food. International bodies like JECFA have evaluated citric acid and found it safe for consumption. There are no widespread controversies regarding its safety at normal dietary levels.

Allergen info

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

Products containing Citric Aid

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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.