murphyPEG-8 Caprylic/Capric Glycerides
molecular structure · PubChem
AKA: PEG-8 C8/C10 Glycerides, Polyethylene Glycol 8 Caprylic/Capric Glycerides
Synthetic
Cleanser
Emulsifier
Clean
OriginDerived from caprylic and capric acids (C8-C10 fatty acids), typically sourced from coconut or palm kernel oils. Synthesized through ethoxylation, adding ethylene oxide chains to glyceride esters to create a polyethylene glycol surfactant.
Mono-, di- and triglycerides, C8-C10, ethoxylated (8 mol EO average molar ratio)
Form
Liquid
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-reviewed1 paper →
⚖️Regulatory1 listing →
🛡️Safety-assessed2 reviews →
Counts, not a verdict. A listing isn't a study. The trail, you decide.
EWG
2
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Mixed Eye Irritation Results
1 study / 1 mixed / reactions slight (CIR 681)
Concentration Guide
CIR's newest survey reports no concentration of use.
CIR · 2014 survey
Regulatory Agencies
Verified Jun 2026
Data: CosIng · EWG · CIR