C4-18 Alkyl Methacrylate/Methacryloyloxyethyl Phosphorylcholine Copolymer

AKA: Film-forming Polymer

Synthetic

Humectant

Not Clean

OriginDerived from methacrylate monomers and phosphorylcholine-based compounds, both synthetically manufactured chemicals. Synthesized through free radical polymerization of the methacrylate and phosphorylcholine monomers.

C4-18 Alkyl Methacrylate/Methacryloyloxyethyl Phosphorylcholine Copolymer is a copolymer of Methacryloyloxyethyl Phosphorylcholine and C4-18 alkyl methacrylate.

CAS #

125275-25-4

Form

Liquid

State

Solid

Skin Types

●all-skin-types

Best For

General

Pregnancy & Breastfeeding Safe

Yes

Functions

Humectant

A moisture magnet. Pulls water from the air and deeper skin layers up to the surface to keep skin plump and hydrated.

Locks In Moisture

The paper trail

🔬Peer-reviewednone on file

⚖️Regulatory0 listings

🛡️Safety-assessed1 review →

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

EWG

CIR

Safe as used

Pregnancy

Yes

Concentration Guide

CIR lists it as not reported to be in use.

CIR · report published 2022

Regulatory Status

USA✔ permitted

EU⚠ restricted

JAPAN⚠ restricted

CANADA⚠ restricted

Regulatory Agencies

EWG CIR FDA EU COSING Health Canada

Verified Jun 2026

Data: CosIng · EWG · CIR