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Magnesium Carbonate
Magnesium Carbonate
Also known as: E504i, E504
Low concern
Magnesium carbonate is GRAS in the US as a multi-purpose food ingredient and authorized in the EU at quantum satis levels. It is a source of dietary magnesium and is considered safe at typical food-additive use levels.
Found in
561 products
E-number
E504
Type
carrier
What it is
Magnesium carbonate (MgCO3), an inorganic mineral salt.
Anticaking agent, acidity regulator, color retention agent, magnesium fortificant.
What regulators actually say
"Magnesium carbonate (CAS Reg. No. 39409-82-0)... is generally recognized as safe."
"E 504 Magnesium carbonates - authorized food additive in the EU."
Regulatory status
United States — FDA
GRAS per 21 CFR 184.1425 (magnesium carbonate)
European Union — EFSA
Authorized food additive E504(i) under EU Regulation 1333/2008
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