Is E520 Vegan? Aluminium Sulphate
E520 (Aluminium Sulphate) is vegan. It is derived from mineral, with no animal involvement in standard food production.
Why is E520 vegan?
The source of Aluminium Sulphate is mineral, which is plant-derived, mineral or synthetic — all acceptable for vegans.
Is E520 vegetarian?
E520 is vegetarian.
What should vegans do about E520?
If you're avoiding Aluminium Sulphate, look for products without E520 in the ingredients list.
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Helpful for vegan label reading
Resources for vegans checking E-numbers like E520
Vegan Ingredient Guide
Spot hidden animal-derived E-numbers including E520 on any food label.
Vegan Label Reading
Books and pocket cards that decode E-numbers and hidden animal additives in seconds.
Certified Vegan Foods
Products with vegan certification logos — no ingredient-by-ingredient guessing.
E520 vegan FAQs
Is E520 vegan?
E520 is always vegan: mineral.
Is E520 always non-vegan?
No — E520 is always vegan. It is derived from mineral in all standard food uses.
How can I tell if E520 is vegan in a specific product?
You don't need to check for E520 specifically — it is always vegan. Look for vegan certification logos if you want a full product-level guarantee.
Other additives to watch for vegans
Data: Open Food Facts (ODbL). Vegan status reflects the most common source — always verify with manufacturer or look for certified vegan labelling.