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E 504: Magnesium carbonates

E504(i) Magnesium carbonate

E504(ii) Magnesium bicarbonate

Origin:
Produced from magnesium hydroxide, but also occurs as a natural mineral.

Function & characteristics:
Acidity regulators, alkali, and anti-caking agents

Products:
Many different products

Acceptable Daily Intake:
None determined

Side effects:
None known, except that high concentrations act as a laxative.

Dietary restrictions:
None, E504 can be used by all religious groups, vegans and vegetarians.