Calcium Citrates
Also known as: E333, Calcium citrate, Calcium salts of citric acid, calcium citrate
Calcium citrate is a well-tolerated calcium fortificant and acidity regulator. Considered safe at typical food-additive levels by both FDA and EFSA, with no ADI established due to low toxicity.
What it is
Calcium salts of citric acid (monocalcium, dicalcium, tricalcium citrate) used as buffer, sequestrant, and calcium fortificant.
Acidity regulator, calcium source, firming agent, sequestrant.
Why it's flagged
- very high doses may cause GI symptoms
What regulators actually say
"Calcium citrate (Ca3(C6H5O7)2.4H2O, CAS Reg. No. 813-94-5)... is generally recognized as safe when used in accordance with good manufacturing practice."
Regulatory status
United States — FDA
GRAS (21 CFR 184.1195).
European Union — EFSA
Approved (E333) with no ADI assigned ('not specified').
Scan it before you buy it
Get Ube on iOS or Android — point at any barcode, see what's actually in there.
Get the app