E-code guide
E553aMagnesium Silicate
HalalAnticaking agent
E553a

Magnesium Silicate

Anti-caking 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

E553a is magnesium silicate, an anti-caking agent used in powdered foods and table salt. SANHA and MUIS both classify E553a as halal. MUIS notes it is a synthetic compound of magnesium oxide and silicon dioxide, and may also be prepared from sodium silicate and magnesium sulphate. E553a is halal.

Common questions

Is E553a halal?

Magnesium Silicate (E553a) is classified halal. SANHA and MUIS classify it as halal.

What is E553a made from?

Magnesium Silicate (E553a) 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.