Ethylhexyl Acrylate/Methoxy PEG-23 Methacrylate/Vinyl Acetate Copolymer
AKA “Ethylhexyl acrylate copolymer
Synthetic
Ingredient Facts
Ethylhexyl acrylate/methoxy peg-23 methacrylate/vinyl acetate copolymer
AKA: Ethylhexyl acrylate copolymer
Synthetic · Film Forming · EWG: 4
Synthetic
Occlusive
Synthetic
Clean
A flexible styling polymer that holds hair in place all day without flaking or crunchiness, keeping your style intact through movement and humidity.
CAS #
137455-77-7
Form
Liquid
State
Solid
See origin →
Functions
Hair Fixing
Film Forming
Creates a physical seal on skin to lock moisture in and keep irritants out. The "slugging" ingredient — barrier protection.
Viscosity Controlling
Antioxidant Protection
Holds hair in place
Traditional Use
A complex synthetic terpolymer developed in the late 20th century. Used in cosmetics as a film-former and water-resistant agent in waterproof makeup and long-wear formulations.
Skin Types
all-skin-types
Best For
General
Melanin-Rich Skin
Suitable
Pregnancy & Breastfeeding Safe
Caution
EWG
4
CIR
Insufficient
Pregnancy
Caution
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USAunder review
EUrestricted
JAPANrestricted
CANADArestricted
Verified Feb 2026
Data: CosIng · EWG · CIR