What is E 500?
E 500 is the E number of Sodium carbonates. This group includes baking soda (sodium hydrogen carbonate). It is a classic raising agent and an ingredient of baking powder.
Where is E 500 most commonly used?
Baking soda is the main ingredient of baking powder and raises cakes, biscuits and bread. In sherbet powder it fizzes together with an acid.
What is E 500 used for?
E 500 belongs to the group "Other additives" and is used as raising agent, acidity regulator, anti-caking agent.
- Raising agent: Raising agents release gas and so increase the volume of a dough.
- Acidity regulator: Acidity regulators alter or control the acidity (pH) of a food.
- Anti-caking agent: Anti-caking agents stop particles of a food from sticking together or forming lumps.
Which foods may contain E 500?
According to the European Commission's database, E 500 may be used in 80 food categories and subcategories, each only in specific products and usually with maximum levels. The categories come from these areas:
- Dairy products and analogues
- Fats and oils and fat and oil emulsions
- Edible ices
- Fruit and vegetables
- Confectionery
- Cereals and cereal products
- Bakery wares
- Meat
- Fish and fisheries products
- Eggs and egg products
- Sugars, syrups, honey and table-top sweeteners
- Salts, spices, soups, sauces, salads and protein products
- Foods for specific groups (infants, young children, special medical purposes)
- Beverages
- Ready-to-eat savouries and snacks
- Desserts
- Food supplements
- Processed foods not covered by categories 1 to 17
Is E 500 vegan?
Usually yes: the substance is normally made from plant, mineral or synthetic raw materials or with microorganisms. In individual cases, only the manufacturer or a vegan label can give certainty.
Is E 500 linked to genetic engineering?
No typical link to genetic engineering is known for this substance: it is not usually obtained from plants for which GM varieties exist, nor produced by fermentation.
How does E 500 appear on the label?
In the list of ingredients, the substance appears with its function, followed by the E number or the name, for example "Raising agent: E 500" or "Raising agent: Sodium carbonates".
Sources
- Regulation (EC) No 1333/2008, consolidated version of 18.08.2026, Annexes I and II, EUR-Lex
- Food Additives Database, European Commission (accessed 19 October 2026)