Is E270 Vegan?
E270 (Lactic Acid) may or may not be vegan — it depends on the source. It is produced by fermenting sugars — usually from plants, though the fermentation medium can involve dairy, and the ingredients label never tells you which source was used.
Why is E270 uncertain?
Produced by fermenting sugars — usually from plants, though the fermentation medium can involve dairy. Manufacturers can legally use either source and simply list 'E270' or 'Lactic Acid' on the label. In practice most modern production is plant-based or synthetic, but without confirmation from the manufacturer or a vegan certification logo, you can't be sure.
What can vegans look for instead?
The safest options are: (1) choose products carrying a certified vegan logo, which guarantees a plant or synthetic source was used; (2) contact the manufacturer and ask directly about the source of E270; or (3) choose products that don't list E270 at all.
Is E270 vegetarian?
Possibly not — like its vegan status, the vegetarian status of E270 depends on whether an animal or plant source was used, which the label doesn't reveal.
Frequently Asked Questions
Is E270 always non-vegan?
No — E270 is often plant-derived or synthetic, and in many products it is vegan. The problem is that the label doesn't distinguish, so each product needs verifying.
How can I tell if E270 is vegan in a specific product?
Check for a certified vegan logo on the packaging — that's the only label-level guarantee. Otherwise contact the manufacturer's customer service and ask specifically about the source of E270 in that product.
Are there vegan-friendly versions of E270?
Yes — plant-based and synthetic versions of E270 are common, and products with vegan certification will always use them. The label alone just can't tell you which version a given product contains.
← Everything about E270: safety, halal status and where it's found
This section contains affiliate links. We may earn a small commission if you purchase through our links, at no extra cost to you.
Looking for vegan food products?
Vegan ingredient guides
Learn to spot hidden animal ingredients on any label.
Vegan status follows the Open Food Facts additive taxonomy (ODbL licence). Sources may vary by manufacturer — check packaging or look for certified vegan labelling.