C4-6 Olefin/Styrene Copolymer
AKA “Olefin/Styrene Copolymer, Plastic Polymer
Synthetic
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Ingredient Facts
C4-6 olefin/styrene copolymer
AKA: Plastic Polymer
Synthetic · Depilatory | Skin Conditioning · EWG: 4
Plant-Derived
Skin Conditioner
Synthetic
Clean
Ethenylbenzene copolymer with C4-6 olefins Science: Functions: Depilatory, Skin Conditioning Safety Ratings: CIR: Safe as used
Form
Liquid
Plant-Derived
Synthetic. Derived from the chemical families of C4-6 olefins (butene, pentene, hexene) and styrene (ethenylbenzene). Synthesized through free radical polymerization or catalytic copolymerization of styrene with C4-6 olefinic monomers.
Function
Depilatory | Skin Conditioning
Benefits
Locks in moisture
Traditional Use
A synthetic polymer created as a film-forming and thickening agent in modern cosmetics, developed to provide texture, stability, and wear resistance in makeup and skincare products.
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
Regulatory Status
USAunder review
EUrestricted
JAPANrestricted
CANADArestricted
Verified Feb 2026
Data: CosIng · EWG · CIR