Ethylene/Octene Copolymer
AKA “EOC, Polyethylene octene copolymer
Ingredient
Ingredient Facts
Ethylene/octene copolymer
AKA: EOC, Polyethylene octene copolymer
Ingredient · Film Forming · EWG: 1
Synthetic
Occlusive
Clean
Copolymer of ethylene and 1-octene monomers
Form
Liquid
State
Solid
See origin →
Functions
Film Forming
Creates a physical seal on skin to lock moisture in and keep irritants out. The "slugging" ingredient — barrier protection.
Viscosity Controlling
Creates Protective Barrier
Controls Viscosity
Creates protective layer
Controls product thickness
Traditional Use
Developed as a synthetic polymer in the petroleum-based chemical industry. Used in cosmetics as a skin conditioning agent and emollient in creams and sunscreen formulations.
Skin Types
all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
EWG
1
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
Verified Jun 2026
Data: CosIng · EWG · CIR