Polyperfluoroethoxymethoxy Difluoroethyl PEG Ether

Polyperfluoroethoxymethoxy Difluoroethyl PEG Ether molecular structure
molecular structure · PubChem
AKA: Fluorinated PEG Ether, Perfluorinated Polymer
Synthetic
Skin Conditioner
Hair Care
Not Clean
Ethene, tetrafluoro-, oxidized, polymd, reduced, Me esters, reduced ethoxylated
CAS #
162492-15-1, 88645-29-8
Functions
Hair Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Locks in moisture
Traditional Use
A perfluorinated synthetic polymer developed for advanced cosmetic applications. Engineered to provide unique sensory properties and water-resistant benefits not achievable with traditional ingredients.
EWG
4
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
medical-approval
all-shades-safe
Potential Sensitizer
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
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