PEG/PPG-5/2 Methacrylate/Methacrylic Acid Crosspolymer

AKA: Silicone Polymer, Film Former

Synthetic

Occlusive

Acid

Not Clean

OriginSynthesized from methacrylic acid, polyethylene glycol, and polypropylene glycol through free radical polymerization chemistry. Produced by crosslinking methacrylate monomers using glycol dimethacrylate as a crosslinking agent.

PEG/PPG-5/2 Methacrylate/Methacrylic Acid Crosspolymer is copolymer of methacrylic acid and polyethylene glycol, polypropylene glycol methacrylate containing an average of 5 moles of ethylene oxide and 2 moles of propylene oxide, crosslinked with glycol dimethacrylate

CAS #

-

State

Solid

Skin Types

●all-skin-types

Best For

General

Pregnancy & Breastfeeding Safe

Caution

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

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.

EWG

CIR

Safe as used

Pregnancy

Caution

Concentration Guide

CIR lists it as not reported to be in use.

CIR · report published 2018

Regulatory Status

USA✔ permitted

CANADA✔ permitted

Regulatory Agencies

EWG CIR FDA Health Canada

Verified Jun 2026

Data: CosIng · EWG · CIR