CodeE516 · INS 516
TypeFirming agent
Made fromMineral.
What is E516?
E516 is Calcium sulphate, a firming agent. Mineral. Used to set tofu.
Also written as: INS 516, E-516, E 516. 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 E516 halal?
E516 (Calcium sulphate) is halal. Mineral. Used to set tofu.
What is E516 made from?
Mineral.
What is E516 used for?
E516 is used as a firming agent.
What should I do if a product contains E516?
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