Ingredient

Sodium Bicarbonate E500

Source
Not animal-derived
Allergen
No
Role in food
Sodium bicarbonate is primarily used as a leavening agent in baking, producing carbon dioxide …

What is Sodium Bicarbonate E500?

Sodium bicarbonate (E500) is a white crystalline powder that is a salt of carbonic acid. It is a naturally occurring mineral, but is often manufactured industrially. It is commonly known as baking soda.

Is Sodium Bicarbonate E500 vegan?

Sodium Bicarbonate E500 is not animal-derived. Products that contain it can still include other animal-derived ingredients, so check the full ingredient list.

Is Sodium Bicarbonate E500 gluten-free?

It does not contain gluten.

Is Sodium Bicarbonate E500 a major allergen?

Sodium bicarbonate is not one of the 14 major allergens that UK law requires to be emphasised on food labels.

What is Sodium Bicarbonate E500 used for?

Sodium bicarbonate is primarily used as a leavening agent in baking, producing carbon dioxide gas when heated or mixed with an acid, which causes doughs and batters to rise.

Is Sodium Bicarbonate E500 safe?

Sodium bicarbonate is an authorised food additive in the UK, listed on the Register of Food Additive Authorisations.

Why it's used

Sodium bicarbonate is primarily used as a leavening agent in baking, producing carbon dioxide gas when heated or mixed with an acid, which causes doughs and batters to rise. It is also used as an acidity regulator and a raising agent in other food products.

Health notes

Sodium bicarbonate is an authorised food additive in the UK, listed on the Register of Food Additive Authorisations. At typical dietary intakes, it is generally considered safe. While large amounts can cause digestive upset, this is unlikely from its use as a food additive.

Allergen info

Sodium bicarbonate is not one of the 14 major allergens that UK law requires to be emphasised on food labels. It does not contain gluten.

Foods that contain Sodium Bicarbonate E500

Compare products →
Amazon links are paid links. As an Amazon Associate I earn from qualifying purchases. About these links

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.