murphyPEG-55 Propylene Glycol Oleate
molecular structure · PubChem
AKA: Polyethylene Glycol 55 Propylene Glycol Oleate
Synthetic
Cleanser
Clean
OriginDerived from propylene glycol and oleic acid, members of the synthetic surfactant and emollient chemical families. Synthesized through polyethylene glycol esterification of propylene glycol and oleic acid via esterification reaction.
Poly(oxy-1,2-ethanediyl), .alpha.-(2-(1-oxo-9-(Z)-octadecenyl)oxy-1-methylethyl)-.omega.-hydroxy- (55 mol EO average molar ratio)
CAS #
86481-08-5
Form
Liquid
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
Functions
Cleansing
Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.
Viscosity Controlling
Cleansing Surfactant
Controls Viscosity
Locks In Moisture
Lifts away dirt and oil
Controls product thickness
The paper trail
🔬Peer-reviewednone on file
⚖️Regulatory1 listing →
🛡️Safety-assessed4 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
EWG
2
CIR
Safe as used
Pregnancy
Yes
Concentration Guide
Leave-onNot reported
Rinse-off0.1–2%
0%50%100%
CIR reported use · 2016 survey
Regulatory Agencies
Verified Jun 2026
Data: CosIng · EWG · CIR