E-code guide
E528Magnesium Hydroxide
HalalAcidity regulator
E528

Magnesium 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

E528 is magnesium hydroxide, an acidity regulator and colour-retention aid. SANHA and MUIS both classify E528 as halal. MUIS notes it is commercially prepared from magnesite ores. E528 is halal.

Common questions

Is E528 halal?

Magnesium Hydroxide (E528) is classified halal. SANHA and MUIS classify it as halal.

What is E528 made from?

Magnesium Hydroxide (E528) 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.
E528 Magnesium Hydroxide: Halal | HalalHQ E-code guide