Potassium Polyacrylate

Potassium Polyacrylate 1
AKA: Polyacrylic acid potassium salt, Potassium acrylate polymer
Synthetic
Not Clean
2-Propenoic acid, homopolymer, potassium salts
CAS #
25608-12-2
Form
Powder
Functions
Viscosity Controlling
Controls Viscosity
Traditional Use
A synthetic polymer developed in the 20th century. Used in modern cosmetics as a thickening agent and film-former with no traditional use history.
EWG
4
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory1 listing →
🛡️Safety-assessed2 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
Verified Jun 2026
Data: CosIng · EWG · CIR