Ethylhexyl Acrylate/Methyl Methacrylate Copolymer

AKA: EHMA copolymer, Ethylhexyl acrylate polymer

Synthetic

Occlusive

Not Clean

Ethylhexyl Acrylate/Methyl Methacrylate Copolymer is a copoymer of 2-Ethylhexyl 2-propenoate, polymer with methyl 2-methyl-2-propenoate

CAS #

-

Form

Liquid

State

Solid

Functions

Film Forming

Creates a physical seal on skin to lock moisture in and keep irritants out. The "slugging" ingredient — barrier protection.

Creates Protective Barrier

Antioxidant Protection

Traditional Use

A synthetic copolymer created for cosmetic applications. Functions as a film-former and adhesive in nail polishes and waterproof cosmetic products.

EWG

CIR

Safe as used

Pregnancy

Caution

CIR Safety Findings

Not a Sensitizer

medical-approval

all-shades-safe

Regulatory Status

USA✔ permitted

EU⚠ restricted

JAPAN⚠ restricted

CANADA⚠ restricted

Regulatory Agencies

Skin Types

●all-skin-types

Best For

General

Pregnancy & Breastfeeding Safe

Caution

The paper trail

🔬Peer-reviewednone on file

⚖️Regulatory1 listing →

🛡️Safety-assessed2 reviews →

Counts, not a verdict. A listing isn't a study. The trail, you decide.

Verified Jun 2026

Data: CosIng · EWG · CIR