Calcium Citrate

AKA: 813-94-5, Tricalcium dicitrate, Acicontral, TRICALCIUM CITRATE, Calcitrate, Citrical, Tribasic, Citracal, Tribasic calcium citrate
Synthetic
Clean
OriginProduced from citric acid and calcium compounds through acid-base neutralization reactions. The resulting calcium salt is synthesized by combining calcium hydroxide or calcium carbonate with citric acid.
1,2,3-Propanetricarboxylic acid, 2-hydroxy-, calcium salt (2:3)
Solubility White powder, odorless. Insol in alcohol. Loses most of its water @ 100 °C and all @ 120 °C /Tetrahydrate/
Formula
C12H10Ca3O14
Mol. Weight
498.40
CAS #
813-94-5
Form
Powder
State
Fine white powder
Skin Types
●all-skin-types, gentle
Best For
General
Pregnancy & Breastfeeding Safe
Yes
Functions
Buffering
Stabilizes pH
Antioxidant Protection
Reduces Inflammation
Locks In Moisture
The paper trail
🔬Peer-reviewed1 paper →
⚖️Regulatory1 listing →
🛡️Safety-assessed2 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
EWG
1
CIR
Safe as used
Pregnancy
Yes
Concentration Guide
CIR lists it as not reported to be in use.
CIR · report published 2014
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR