Is E333 Vegan? Calcium Citrates
E333 (Calcium Citrates) is vegan. It is derived from synthetic, with no animal involvement in standard food production.
Why is E333 vegan?
The source of Calcium Citrates is synthetic, which is plant-derived, mineral or synthetic — all acceptable for vegans.
Is E333 vegetarian?
E333 is vegetarian.
What should vegans do about E333?
If you're avoiding Calcium Citrates, look for products without E333 in the ingredients list.
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Helpful for vegan label reading
Resources for vegans checking E-numbers like E333
Vegan Ingredient Guide
Spot hidden animal-derived E-numbers including E333 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.
E333 vegan FAQs
Is E333 vegan?
E333 is always vegan: synthetic.
Is E333 always non-vegan?
No — E333 is always vegan. It is derived from synthetic in all standard food uses.
How can I tell if E333 is vegan in a specific product?
You don't need to check for E333 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.