Potassium Caprylate

AKA: Caprylic acid, Potassium salt, Potassium octanoate, 764-71-6, Potassium octoate, Potassium;octanoate, Potassium n-octanoate, Octanoic acid, Potassium salt (1:1)
Synthetic
Skin Conditioner
Not Clean
OriginDerived from caprylic acid, a medium-chain fatty acid typically sourced from coconut or palm kernel oils. Synthesized through esterification of caprylic acid with potassium hydroxide to form the potassium salt.
Potassium Caprylate is the potasssium salt of caprylic acid that conforms to the formula:(structure)
Formula
C8H15KO2
Mol. Weight
182.30
CAS #
764-71-6
Form
Liquid
State
Liquid
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
Functions
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Cleansing Surfactant
Emulsifier
Removes Impurities
Mixes Oil & Water
The paper trail
🔬Peer-reviewed1 paper →
⚖️Regulatory1 listing →
🛡️Safety-assessed1 review →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
EWG
4
CIR
Safe as used
Pregnancy
Yes
Concentration Guide
CIR lists it as not reported to be in use.
CIR · report published 2019
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Verified Jun 2026
Data: PubChem · CosIng · EWG · CIR