Monocalcium Carbonate
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What it is
Monocalcium carbonate is a chemical compound that is a salt of calcium and carbonate. It is a white powder that is naturally found in some minerals and animal bones. It can be manufactured by reacting calcium hydroxide with phosphoric acid.
Why it's used
Manufacturers add monocalcium carbonate to foods as a source of calcium and as a leavening agent in baked goods. It helps dough rise and creates a lighter texture. It is commonly found in processed cereal products, snacks, and desserts.
Health notes
In the U.S., monocalcium carbonate is generally recognized as safe (GRAS) by the FDA when used as a nutrient supplement and leavening agent. It is a source of calcium, which is essential for bone health. International bodies like JECFA and EFSA have evaluated it. At typical intake levels found in food, it is not associated with adverse health effects.
Allergen info
Monocalcium carbonate is not derived from any of the 9 FDA major allergens. It does not contain gluten.