murphyPPG-2-Ceteareth-9
molecular structure · PubChem
AKA: Polypropylene Glycol 2 Ceteareth 9
Plant-Derived
Cleanser
Emulsifier
Not Clean
OriginDerived from fatty alcohols sourced from coconut or palm oil, typically C16–C18 chain lengths. Synthesized through ethoxylation and propoxylation, adding ethylene oxide and propylene oxide molecules to the fatty alcohol backbone.
Alcohols, C16--18, ethoxylated, propoxylated (9 mol EO, 2 mol PO average molar ratio)
CAS #
-
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
Functions
Emulsifying
Forces oil and water to stay mixed instead of separating into layers. The unsung hero holding your lotion together.
Emulsifier
Mixes Oil & Water
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's newest survey reports no concentration of use.
CIR · report published 2016
Regulatory Agencies
Verified Jun 2026
Data: CosIng · EWG · CIR