E-code guide
E551Silicon Dioxide
HalalAnticaking agent
E551
Silicon Dioxide
Anti-caking agent
Also known as Silica, Silicic anhydride, Amorphous silica, Silica Dioxide, Dioxyde de Silicium
SANHA and MUIS all classify this as halal.
Based on 2 cited authorities. Confidence: medium.
What authorities say
2 authorities on record2say Halal
Why this verdict
E551 is silicon dioxide (silica), an anti-caking agent and carrier used in powdered foods, spices, and supplements. SANHA and MUIS both classify E551 as halal. MUIS notes it is a rock-forming mineral and sand composed mainly of quartz or flint. E551 is halal.
Food-safety note
Permitted as an anti-caking agent in Australia and New Zealand under the Food Standards Code (Schedule 15), at good manufacturing practice. Silica (silicon dioxide) keeps powders free-flowing; regarded as safe at the levels used in food. (Source: FSANZ; Food Standards Code Schedule 15.)
Common questions
Is E551 halal?
Silicon Dioxide (E551) is classified halal. SANHA and MUIS classify it as halal.
What is E551 made from?
Silicon Dioxide (E551) is a mineral. It is commonly found in Powdered foods (anti-caking), salt, spice blends, and dietary supplements (capsule flow agent).
Based on 2 cited authorities. Verdict may be revised as more positions are added.
Found in
Powdered foods (anti-caking)saltspice blendsdietary supplements (capsule flow agent)instant soups