Potassium Citrate

AKA: TRIPOTASSIUM CITRATE, 866-84-2, Kaliksir, Potassium citrate anhydrous, Litocit, Porekal, Kajos, Urocit K, Seltz-K, K citrate
Synthetic
Chelating Agent
Clean
OriginPotassium citrate is synthesized from citric acid, a weak organic acid in the citrate chemical family. It is produced by neutralizing citric acid with potassium hydroxide or potassium carbonate through acid-base reaction.
Potassium citrate (anhydrous) is the anhydrous form of the tripotassium salt of citric acid. It has a role as a diuretic. It contains a citrate(3-).
Solubility 1 G DISSOLVES IN 0.65 ML WATER
Formula
C6H5K3O7
Mol. Weight
306.39
CAS #
866-84-2
Form
Powder
State
Liquid; NKRA
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
Functions
Buffering
Chelating
Grabs onto metal ions in water that would destabilize the formula. Keeps your product from going bad or changing color.
Stabilizes pH
Removes Metal Ions
Anti-Aging Benefits
Antioxidant Protection
Reduces Inflammation
Maintains optimal pH
Binds metal ions
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
Leave-on0.002–0.5%
Rinse-off0.002–0.6%
0%50%100%
CIR reported use · report published 2014
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR