Is E523 Vegan?
E523 (Aluminium Ammonium Sulphate) is suitable for vegans. It is a mineral salt, and no animal-derived materials are involved in its standard production.
Why is E523 vegan?
A mineral salt. Because the production process doesn't use animal ingredients or animal processing aids, E523 is classed as vegan by the Open Food Facts additive taxonomy and by vegan organisations.
What can vegans look for instead?
No alternative needed — E523 itself is vegan-friendly. Just remember that a product containing E523 can still be non-vegan because of its other ingredients, so always read the full label.
Is E523 vegetarian?
Yes — E523 is suitable for vegetarians.
Frequently Asked Questions
Is E523 always non-vegan?
E523 is consistently produced without animal ingredients, so it is regarded as vegan in all normal food uses.
How can I tell if E523 is vegan in a specific product?
You generally don't need to — E523 is vegan by nature. Check the rest of the ingredients list for animal-derived items instead.
Are there vegan-friendly versions of E523?
All standard food-grade E523 is vegan, so no special version is needed.
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Vegan status follows the Open Food Facts additive taxonomy (ODbL licence). Sources may vary by manufacturer — check packaging or look for certified vegan labelling.