Ingredient

Citric

Source
Not animal-derived
Allergen
No
Role in food
Citric acid is widely used in the food industry as an acidity regulator, preservative, …

What is Citric?

Citric acid is a weak organic acid that occurs naturally in citrus fruits. It is commonly produced commercially by the fermentation of a sugar source, such as corn starch, using a specific strain of the mould Aspergillus niger.

Is Citric vegan?

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

Is Citric a major allergen?

Citric acid is not derived from any of the 14 major allergens that UK law requires to be emphasised on food labels.

What is Citric used for?

Citric acid is widely used in the food industry as an acidity regulator, preservative, and flavour enhancer.

Is Citric safe?

Citric acid is authorised as a food additive in the UK and is listed on the Register of Food Additive Authorisations.

Why it's used

Citric acid is widely used in the food industry as an acidity regulator, preservative, and flavour enhancer. Its tart taste makes it a popular choice for adding a sour or acidic note to foods and beverages, and it can also act as an antioxidant to prevent spoilage.

Health notes

Citric acid is authorised as a food additive in the UK and is listed on the Register of Food Additive Authorisations. There are no widespread controversies regarding its safety at normal consumption levels.

Allergen info

Citric acid is not derived from any of the 14 major allergens that UK law requires to be emphasised on food labels. It is not considered a major allergen.

Foods that contain Citric

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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: 17 October 2026

Note: This site presents label data from Open Food Facts for general information. It is not medical advice. Check the package label; formulations change.