E-code guide
E503Ammonium Carbonates
HalalRaising agent
E503

Ammonium Carbonates

Acidity regulator

Also known as Ammonium Bicarbonate

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

E503 is ammonium carbonates (baker’s ammonia), used as a raising agent in flat baked goods such as biscuits and crackers. SANHA and MUIS both classify E503 as halal. MUIS notes it is prepared by passing excess carbon dioxide through concentrated ammonia water. E503 is halal.

Common questions

Is E503 halal?

Ammonium Carbonates (E503) is classified halal. SANHA and MUIS classify it as halal.

What is E503 made from?

Ammonium Carbonates (E503) 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.