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Polyurethane-64
AKA “Polyurethane”
Synthetic
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Ingredient Facts
Polyurethane-64
Synthetic · Film Forming | Skin Conditioning · EWG: 4
Plant-Derived
Occlusive
Skin Conditioner
Synthetic
Clean
Creates a lightweight, flexible layer on skin that helps makeup and products stay put throughout the day while maintaining a natural feel.
Form
Powder
Plant-Derived
Synthetic. Polyurethane-64 is synthesized from polyols and diisocyanates, organic compounds combined through chemical reaction. The polymers are created via step-growth polymerization, forming long-chain molecules with urethane linkages.
Function
Film Forming | Skin Conditioning
Benefits
Creates Protective Barrier
Traditional Use
A synthetic polymer developed in the mid-20th century for industrial applications. Used in cosmetics as a film-forming agent and texture modifier in formulations like foundations and primers.
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