CodeE261 · INS 261
TypeAcidity regulator
Made fromMade from acetic acid.
Found insoft drinks, sweets, jams, sauces and processed foods
What is E261?
E261 is Potassium acetate, an acidity regulator. Synthetic.
Also written as: INS 261, E-261, E 261. 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.
Frequently asked questions
Is E261 halal?
E261 (Potassium acetate) is halal. Synthetic.
What is E261 made from?
Made from acetic acid.
What is E261 used for?
E261 is used as an acidity regulator, typically in soft drinks, sweets, jams, sauces and processed foods.
What should I do if a product contains E261?
No action needed for this additive. Check the rest of the ingredient list, and remember that meat products still need proper halal slaughter.
Related E-numbers
Last reviewed 2026-10-06. How we decide · Suggest a correction