Calcium Citrate
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What it is
Calcium citrate is a calcium salt of citric acid. It is produced by reacting citric acid with a calcium source, such as calcium carbonate. It is commonly used as a food additive and a dietary supplement.
Why it's used
Calcium citrate is often added to foods as an acidity regulator, a firming agent, or a nutrient supplement. It can help maintain texture in fruits and vegetables and is frequently found in beverages, dairy products, and baked goods.
Health notes
In the US, calcium citrate is generally recognized as safe (GRAS) by the FDA when used as a food additive. It is also widely used as a calcium supplement. International bodies like JECFA and EFSA have evaluated calcium citrate. At typical dietary intake levels, it is considered safe and is an important source of calcium for bone health.
Allergen info
Calcium citrate is not derived from any of the FDA's major allergens and does not contain gluten.