Is E421 Vegan? Mannitol
E421 (Mannitol) is vegan. It is derived from plant, with no animal involvement in standard food production.
Why is E421 vegan?
The source of Mannitol is plant, which is plant-derived, mineral or synthetic — all acceptable for vegans.
Is E421 vegetarian?
E421 is vegetarian.
What should vegans do about E421?
If you're avoiding Mannitol, look for products without E421 in the ingredients list.
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Helpful for vegan label reading
Resources for vegans checking E-numbers like E421
Vegan Ingredient Guide
Spot hidden animal-derived E-numbers including E421 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.
E421 vegan FAQs
Is E421 vegan?
E421 is always vegan: plant.
Is E421 always non-vegan?
No — E421 is always vegan. It is derived from plant in all standard food uses.
How can I tell if E421 is vegan in a specific product?
You don't need to check for E421 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.