E-code guide
E527Ammonium Hydroxide
HalalAcidity regulator
E527

Ammonium Hydroxide

Acidity regulator

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

E527 is ammonium hydroxide, an acidity regulator and leavening aid used in cocoa processing and baked goods. SANHA and MUIS both classify E527 as halal. MUIS notes it is prepared from ammonia gas. E527 is halal.

Common questions

Is E527 halal?

Ammonium Hydroxide (E527) is classified halal. SANHA and MUIS classify it as halal.

What is E527 made from?

Ammonium Hydroxide (E527) 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.