What is E513?
E513 is Sulphuric acid, a food additive used as an acidity regulator. Mineral acid.
Also written as: INS 513, E-513, E 513. 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 E513 vegetarian or vegan?
Yes. E513 (Sulphuric acid) 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 Mineral acid.
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 E513 halal?
E513 (Sulphuric acid) is halal. Mineral acid.
What is E513 made from?
Mineral salt.
What is E513 used for?
E513 is used as an acidity regulator, typically in soft drinks, sweets, jams, sauces and processed foods.
What should I do if a product contains E513?
No action needed for this additive. Check the rest of the ingredient list, and remember that meat products still need proper halal slaughter.
Is E513 vegetarian or vegan?
Yes. E513 (Sulphuric acid) is normally made from plant, mineral, microbial or synthetic sources, so it is suitable for vegetarians and vegans.