PEG/PPG-22/40 Dimethyl Ether

PEG/PPG-22/40 Dimethyl Ether molecular structure
molecular structure · PubChem
AKA: Silicone Surfactant, Silicone Emulsifier
Synthetic
Skin Conditioner
Not Clean
OriginDerived from ethylene oxide and propylene oxide, members of the glycol ether chemical family. Synthesized through catalytic polymerization of these oxides, followed by methylation to create the dimethyl ether derivative.
Methyloxirane, polymer with oxirane, dimethyl ether (22 mol EO, 40 mol PO average)
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
Functions
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
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory1 listing →
🛡️Safety-assessed1 review →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
EWG
4
CIR
Safe as used
Pregnancy
Yes
Concentration Guide
CIR lists it as not reported to be in use.
CIR · report published 2016
Regulatory Status
USA✔ permitted
CANADA✔ permitted
Regulatory Agencies
Verified Jun 2026
Data: CosIng · EWG · CIR