E456
What is E456?
E456 is a synthetic compound used as a stabiliser and emulsifier in food products. It is chemically known as potassium citrate and is produced through a reaction involving citric acid and potassium hydroxide. It is a white crystalline powder that is soluble in water.
Is E456 vegan?
E456 is not animal-derived. Products that contain it can still include other animal-derived ingredients, so check the full ingredient list.
Is E456 gluten-free?
It is a synthetic compound and does not contain gluten.
Is E456 a major allergen?
Potassium citrate is not derived from any of the 14 major allergens that UK law requires to be emphasised on food labels.
What is E456 used for?
Potassium citrate (E456) is added to foods to help stabilise emulsions and prevent ingredients from separating.
Is E456 safe?
Potassium citrate is an authorised food additive in Great Britain, listed on the Register of Food Additive Authorisations.
Why it's used
Potassium citrate (E456) is added to foods to help stabilise emulsions and prevent ingredients from separating. It is commonly found in dairy products, processed meats, and some beverages, where it contributes to texture and consistency.
Health notes
Potassium citrate is an authorised food additive in Great Britain, listed on the Register of Food Additive Authorisations. EFSA has evaluated potassium citrate and it is permitted for use in various food categories. At typical dietary intakes, it is generally considered safe and is even used in some medical contexts to manage certain health conditions, though it is not a treatment. Evidence does not suggest adverse health effects at the levels typically consumed in food.
Regulatory status
Authorised in Great Britain (FSA register): England, Scotland, Wales. FSA register of authorised products
Permitted uses in the EU
Allergen info
Potassium citrate is not derived from any of the 14 major allergens that UK law requires to be emphasised on food labels. It is a synthetic compound and does not contain gluten.
Foods that contain E456
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