What is E523? Aluminium Ammonium Sulphate Explained
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E523 is Aluminium Ammonium Sulphate — a anti caking agent (mineral) used in table salt, icing sugar.
What is E523 (Aluminium Ammonium Sulphate)?
E523 is Aluminium Ammonium Sulphate, a food additive classified as a anti-caking agent that prevent powders and granules clumping. A anti caking agent (mineral) used in table salt, icing sugar. You'll find it in table salt, icing sugar, dried soups and many other packaged foods. Like every E-number, E523 has been authorised for use in food following an EFSA safety evaluation — though authorisation doesn't mean concern-free, as the safety section below explains.
Where is E523 found?
E523 (Aluminium Ammonium Sulphate) is found in table salt, icing sugar, dried soups, baking powder, powdered drinks, seasoning mixes.
- table salt
- icing sugar
- dried soups
- baking powder
- powdered drinks
- seasoning mixes
Is E523 safe?
E523 is authorised in the EU and UK but carries genuine concerns. For most people consuming Aluminium Ammonium Sulphate in typical quantities, health effects are unlikely — but the caution flag reflects either active scientific debate, mandatory warning labels, allergen status, or conditions attached to its authorisation.
EFSA opinion: Aluminium Ammonium Sulphate — status Some concerns.
Check the calorie content of foods containing E523. If you’re pregnant, see our pregnancy food safety guide.
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E523 FAQs
What is E523 in food?
E523 is Aluminium Ammonium Sulphate — a anti caking agent (mineral) used in table salt, icing sugar.
Is E523 safe to eat?
E523 is authorised in the EU and UK but carries genuine concerns. For most people consuming Aluminium Ammonium Sulphate in typical quantities, health effects are unlikely — but the caution flag reflec
Is E523 vegan?
E523 (Aluminium Ammonium Sulphate) is vegan. It is derived from mineral, with no animal involvement in standard food production.
Is E523 halal?
E523 (Aluminium Ammonium Sulphate) is halal. It is derived from mineral, which involves no haram sources.
Related Anti-Caking Agents additives
Also check: safe for cats? · safe for dogs? · calorie checker · medication interactions
Data: Open Food Facts (ODbL) · EFSA