E-code guide
E511Magnesium Chloride
HalalAcidity regulator
E511

Magnesium Chloride

Firming agent

SANHA and MUIS all classify this as halal.
Based on 2 cited authorities. Confidence: medium.

What authorities say

2 authorities on record
2say Halal

Why this verdict

E511 is magnesium chloride, a firming agent and tofu coagulant. SANHA and MUIS both classify E511 as halal. MUIS notes it is prepared from magnesium ammonium chloride hexahydrate in the presence of hydrochloric acid. E511 is halal.

Common questions

Is E511 halal?

Magnesium Chloride (E511) is classified halal. SANHA and MUIS classify it as halal.

What is E511 made from?

Magnesium Chloride (E511) is a mineral.

Based on 2 cited authorities. Verdict may be revised as more positions are added.
Last reviewed by the HalalHQ research team in June 2026.