Is E522 Vegan?
E522 (Aluminium Potassium Sulphate) is suitable for vegans. It is a mineral salt, and no animal-derived materials are involved in its standard production.
Why is E522 vegan?
A mineral salt. Because the production process doesn't use animal ingredients or animal processing aids, E522 is classed as vegan by the Open Food Facts additive taxonomy and by vegan organisations.
What can vegans look for instead?
No alternative needed — E522 itself is vegan-friendly. Just remember that a product containing E522 can still be non-vegan because of its other ingredients, so always read the full label.
Is E522 vegetarian?
Yes — E522 is suitable for vegetarians.
Frequently Asked Questions
Is E522 always non-vegan?
E522 is consistently produced without animal ingredients, so it is regarded as vegan in all normal food uses.
How can I tell if E522 is vegan in a specific product?
You generally don't need to — E522 is vegan by nature. Check the rest of the ingredients list for animal-derived items instead.
Are there vegan-friendly versions of E522?
All standard food-grade E522 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.