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PEG-8 Propylheptyl Ether
AKA “
Polyethylene Glycol 8 Propylheptyl Ether
”
Ingredient
🦆
❤️
👻
Ingredient Facts
Peg-8 propylheptyl ether
AKA: Polyethylene Glycol 8 Propylheptyl Ether
Ingredient · Emulsion Stabilising · EWG: 1
WHAT IS IT?
Synthetic
Emulsifier
Clean
PEG-8 Propylheptyl Ether is a cosmetic ingredient used as emulsion stabilising. Rated low hazard by EWG. Assessed as safe by the CIR.
CAS #
-
See origin →
WHAT'S IT DO?
Functions
Emulsion Stabilising
Forces oil and water to stay mixed instead of separating into layers. The unsung hero holding your lotion together.
Stabilizes Emulsion
Reduces Inflammation
Locks In Moisture
Fights Bacteria
Keeps product blended
Traditional Use
A synthetic ether compound developed in the late 20th century for use as a solvent and emulsifier in cosmetic formulations.
Skin Types
●
all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
IS IT SAFE?
EWG
1
CIR
Safe as used
Pregnancy
Yes
Restricted By
Credo Beauty
Whole Foods Premium Body Care
Beauty Heroes
MADE SAFE
EWG VERIFIED
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USA
✔ permitted
EU
⚠ restricted
JAPAN
⚠ restricted
CANADA
⚠ restricted
Regulatory Agencies
EWG
CIR
FDA
EU COSING
Health Canada
WHAT'S THE PROOF?
PEG-8 Propylheptyl Ether
European Commission
EU Cosmetic Ingredient Database (CosIng)
→
PEG-8 Propylheptyl Ether
Environmental Working Group (EWG)
EWG Skin Deep Cosmetics Database
→
Verified Jun 2026
Data: CosIng · EWG · CIR