PEG-8 Dicocoate
molecular structure · PubChem
AKA: Polyethylene Glycol 8 Dicocoate, PEG-8 Dicoco Ester
Synthetic
Cleanser
Emulsifier
Plant Oil
Clean
Fatty acids, coco-, diesters with .alpha.-hydro-.omega.-hydroxy-poly(oxy-1,2-ethanediyl) (8 mol EO average molar ratio)
Form
Liquid
Functions
Emulsifying
Forces oil and water to stay mixed instead of separating into layers. The unsung hero holding your lotion together.
Emulsifier
Reduces Inflammation
Fights Bacteria
Mixes Oil & Water
Traditional Use
Synthetic emulsifier made from coconut oil derivatives and PEG, developed in the mid-20th century. Designed to provide stable emulsification and improved skin feel in lighter cosmetic formulations.
EWG
2
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Agencies
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
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.
Verified Jun 2026
Data: CosIng · EWG · CIR