Aluminium ammonium sulphate (E523)
Updated October 2, 2026
Aluminium ammonium sulphate (E523) is a food additive in the “emulsifiers & thickeners” group. It appears in 41 products in our database, 38 of them sold in the US.
Quick facts
- Also known as
- E523
- E-number
- E523
- Function
- Emulsifiers & thickeners
- Found in
- 41 products (38 sold in the US)
Foods that commonly contain Aluminium ammonium sulphate
Share of published products in each category whose ingredient list includes Aluminium ammonium sulphate.
Popular products with Aluminium ammonium sulphate
e NOVA 4
NOVA 4
NOVA 4
NOVA 4 Aluminium ammonium sulphate-free alternatives
Popular products from the same categories that don't list Aluminium ammonium sulphate and score Nutri-Score A–C.
c NOVA 3
c NOVA 3
c NOVA 4
c NOVA 4
c NOVA 4 How to spot Aluminium ammonium sulphate on a label
Look for any of these names in the ingredient list:
Related additives
Frequently asked questions
What foods contain Aluminium ammonium sulphate?
In our database, Aluminium ammonium sulphate most often appears in biscuits, confectioneries, baking decorations and frozen seafood.
How many products contain Aluminium ammonium sulphate?
41 published products on Foodmetria list Aluminium ammonium sulphate, including 38 sold in the United States. Counts come from ingredient lists in Open Food Facts and update daily.
Product data: Open Food Facts (ODbL), updated daily. Additive information is for general education and is not medical advice. Always check the package label. Our methodology.