Potassium aluminium silicate
What is Potassium aluminium silicate?
Potassium aluminium silicate is a synthetic inorganic compound. It is produced by reacting potassium carbonate and aluminium hydroxide under specific conditions. It appears as a white powder.
Is Potassium aluminium silicate vegan?
Potassium aluminium silicate is not animal-derived. Products that contain it can still include other animal-derived ingredients, so check the full ingredient list.
Is Potassium aluminium silicate gluten-free?
It is not related to gluten.
Is Potassium aluminium silicate a major allergen?
Potassium aluminium silicate is not derived from any of the 14 major allergens that UK law requires to be emphasised on food labels.
What is Potassium aluminium silicate used for?
This ingredient functions as an anti-caking agent, preventing powdered foods from clumping together.
Is Potassium aluminium silicate safe?
Potassium aluminium silicate is authorised as a food additive in Great Britain and is listed in the Register of Food Additive Authorisations.
Why it's used
This ingredient functions as an anti-caking agent, preventing powdered foods from clumping together. It is often used in dry mixes, seasonings, and some confectionery items like sprinkles to ensure a free-flowing texture.
Health notes
Potassium aluminium silicate is authorised as a food additive in Great Britain and is listed in the Register of Food Additive Authorisations. European food safety authorities (EFSA) have evaluated its safety. JECFA has also evaluated it and set an acceptable daily intake. It is generally considered safe at typical levels of consumption found 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 aluminium silicate is not derived from any of the 14 major allergens that UK law requires to be emphasised on food labels. It is not related to gluten.
Foods that contain Potassium aluminium silicate
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