Is E524 Vegan? Sodium Hydroxide
E524 (Sodium Hydroxide) is vegan. It is derived from mineral, with no animal involvement in standard food production.
Why is E524 vegan?
The source of Sodium Hydroxide is mineral, which is plant-derived, mineral or synthetic — all acceptable for vegans.
Is E524 vegetarian?
E524 is vegetarian.
What should vegans do about E524?
If you're avoiding Sodium Hydroxide, look for products without E524 in the ingredients list.
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Helpful for vegan label reading
Resources for vegans checking E-numbers like E524
Vegan Ingredient Guide
Spot hidden animal-derived E-numbers including E524 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.
E524 vegan FAQs
Is E524 vegan?
E524 is always vegan: mineral.
Is E524 always non-vegan?
No — E524 is always vegan. It is derived from mineral in all standard food uses.
How can I tell if E524 is vegan in a specific product?
You don't need to check for E524 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.