Ingredient · E183

E183

Source
Not animal-derived
Allergen
No
Role in food
Magnesium carbonate is primarily used as an anti-caking agent in powdered foods, preventing lumps …

What is E183?

E183 is a mineral substance, specifically magnesium carbonate. It is a white, powdery compound that occurs naturally but is often produced synthetically for use in food.

Is E183 vegan?

E183 is not animal-derived. Products that contain it can still include other animal-derived ingredients, so check the full ingredient list.

Is E183 gluten-free?

It is a mineral substance and does not contain gluten.

Is E183 a major allergen?

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

What is E183 used for?

Magnesium carbonate is primarily used as an anti-caking agent in powdered foods, preventing lumps and ensuring a free-flowing product.

Is E183 safe?

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

Why it's used

Magnesium carbonate is primarily used as an anti-caking agent in powdered foods, preventing lumps and ensuring a free-flowing product. It is commonly found in confectionery, such as candies, and also in some baking mixes and powdered drinks.

Health notes

Magnesium carbonate is authorised as a food additive in the UK and is listed on the Register of Food Additive Authorisations. It has been evaluated by EFSA, which has established an acceptable daily intake (ADI) for magnesium compounds. At typical intake levels found in food, it is not associated with adverse health effects. Some research suggests magnesium plays a role in various bodily functions, but EFSA's evaluations focus on its safety as a food additive.

Allergen info

Magnesium carbonate is not derived from any of the 14 major allergens that UK law requires to be emphasised on food labels. It is a mineral substance and does not contain gluten.

Foods that contain E183

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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.