Mineral salt / anti-caking agent
Is E521 (Alimunium Sodium Sulphate) halal?
Generally accepted as halal. Typically derived from plant or synthetic sources with no prohibited ingredients.
Generally accepted as halal. Typically derived from plant or synthetic sources with no prohibited ingredients.
Source
Chemical
Classification as published in the Halal Authority India food ingredient numbers reference, the additive table used by halal certifiers across South Asia. Cross-checked against the IFANCA Halal Shopper's Guide.
Quick facts
| E-number | E521 |
|---|---|
| Name | Alimunium Sodium Sulphate |
| Additive class | Mineral salt / anti-caking agent |
| Classification | Verified halal |
| Last verified | 2026-08-21 |
Common questions
Is E521 (Alimunium Sodium Sulphate) halal?
Alimunium Sodium Sulphate is classified as Verified halal. Generally accepted as halal. Typically derived from plant or synthetic sources with no prohibited ingredients.
Is Alimunium Sodium Sulphate halal or haram?
On the evidence cited on this page, Alimunium Sodium Sulphate is verified halal. Permissible — origin and process documented Every position is attributed to a named certifier or scholarly body with a link, so you can verify it directly.
Where does this page's information come from?
Every position on this page is attributed to a named certifier or scholarly body with a direct link, listed under 'What the sources say'. Muttoo aggregates and cites; it does not issue rulings.
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Record enumber-e521-alimunium-sodium-sulphate · last verified 2026-08-21 · report an error