Is E355 Vegan? Adipic Acid
E355 (Adipic Acid) is vegan. It is derived from synthetic, with no animal involvement in standard food production.
Why is E355 vegan?
The source of Adipic Acid is synthetic, which is plant-derived, mineral or synthetic — all acceptable for vegans.
Is E355 vegetarian?
E355 is vegetarian.
What should vegans do about E355?
If you're avoiding Adipic Acid, look for products without E355 in the ingredients list.
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Helpful for vegan label reading
Resources for vegans checking E-numbers like E355
Vegan Ingredient Guide
Spot hidden animal-derived E-numbers including E355 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.
E355 vegan FAQs
Is E355 vegan?
E355 is always vegan: synthetic.
Is E355 always non-vegan?
No — E355 is always vegan. It is derived from synthetic in all standard food uses.
How can I tell if E355 is vegan in a specific product?
You don't need to check for E355 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.