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Potassium Polyacrylate
AKA “Polyacrylic acid potassium salt, Potassium acrylate polymer”
Synthetic
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Ingredient Facts
Potassium polyacrylate
AKA: Polyacrylic acid potassium salt, Potassium acrylate polymer
Synthetic · Viscosity Controlling | Film Forming | Skin Conditioning - Humectant | Moisturising · EWG: 4
Plant-Derived
Humectant
Occlusive
Skin Conditioner
Synthetic
Clean
Helps create the perfect texture by controlling how thick or thin the product feels, ensuring smooth, easy application every time.
CAS #
25608-12-2
Form
Powder
Plant-Derived
Synthetic. Synthesized from acrylic acid monomers belonging to the acrylamide polymer chemical family. Produced through free-radical polymerization of acrylic acid, followed by neutralization with potassium hydroxide.
Function
Viscosity Controlling | Film Forming | Skin Conditioning - Humectant | Moisturising
Benefits
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.
Skin Types
all-skin-types
Best For
Target
General
Melanin-Rich Skin
Suitable
Pregnancy Safe
Yes
EWG Score4
CIR Safety Findings
medical-approval, all-shades-safe, Not a Sensitizer
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Verified Feb 2026
Data: CosIng · EWG · CIR