What is E534?
E534 is Iron tartrate, a food additive used as an anti-caking agent. Synthetic. Used in salt to stop it clumping.
Also written as: INS 534, E-534, E 534. INS is the international numbering system used outside Europe, including on labels in Asia, Australia and the Middle East.
What to do
No action needed for this additive. Check the rest of the ingredient list, and remember that meat products still need proper halal slaughter.
Is E534 vegetarian or vegan?
Yes. E534 (Iron tartrate) is normally made from plant, mineral, microbial or synthetic sources, so it is suitable for vegetarians and vegans.
Why we classify it this way
Halal Synthetic. Used in salt to stop it clumping.
Basis: No concern found. Made from plants, minerals, fermentation or synthesis, or from a permitted animal product. Nothing in normal production raises a pork, alcohol, insect or slaughter question.
No external reference is listed for this record yet.
Classification audited 3 November 2026. It has not been reviewed by a scholar. How classifications work · Suggest a correction
Frequently asked questions
Is E534 halal?
E534 (Iron tartrate) is halal. Synthetic. Used in salt to stop it clumping.
What is E534 made from?
Synthetic.
What is E534 used for?
E534 is used as an anti-caking agent, typically in salt, powdered drinks, spices, supplements and tablets.
What should I do if a product contains E534?
No action needed for this additive. Check the rest of the ingredient list, and remember that meat products still need proper halal slaughter.
Is E534 vegetarian or vegan?
Yes. E534 (Iron tartrate) is normally made from plant, mineral, microbial or synthetic sources, so it is suitable for vegetarians and vegans.