Ingredient

Lemon juice

Source
Not animal-derived
Allergen
No
Role in food
Lemon juice is primarily used to add a tart, citrus flavour to foods and …

What is Lemon juice?

Lemon juice is the liquid squeezed from the flesh of lemons, a citrus fruit. It is produced by pressing or crushing lemons. The juice is typically filtered to remove pulp and seeds before use.

Is Lemon juice vegan?

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

Is Lemon juice gluten-free?

It does not contain gluten.

Is Lemon juice a major allergen?

Lemon juice is not one of the 14 major allergens that must be emphasised on UK food labels.

What is Lemon juice used for?

Lemon juice is primarily used to add a tart, citrus flavour to foods and drinks.

Is Lemon juice safe?

Lemon juice is not considered a food additive and does not have an E-number.

Why it's used

Lemon juice is primarily used to add a tart, citrus flavour to foods and drinks. It can also act as a natural preservative by lowering pH, and as an acidity regulator. It is commonly found in dressings, marinades, baked goods, desserts, and beverages.

Health notes

Lemon juice is not considered a food additive and does not have an E-number. It is a source of vitamin C, which is an essential nutrient. While high intakes of acidic foods can potentially erode tooth enamel, typical consumption in food is not associated with adverse health effects.

Allergen info

Lemon juice is not one of the 14 major allergens that must be emphasised on UK food labels. It does not contain gluten.

Foods that contain Lemon juice

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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.