PPG-11 Stearyl Ether
AKA “Stearyl Polypropylene Glycol
Emollient
Ingredient Facts
Ppg-11 stearyl ether
AKA: Stearyl Polypropylene Glycol
Emollient · Emollient · EWG: 1
Plant-Derived
Emollient
Skin Conditioner
Clean
Poly[oxy(methyl-1,2-ethanediyl)], .alpha.-octadecyl-.omega.-hydroxy-
CAS #
25231-21-4
Form
Liquid
See origin →
Functions
Emollient
Fills in the tiny cracks between skin cells to make everything feel smooth and soft. The "silky finish" ingredient.
Locks In Moisture
Traditional Use
A synthetic conditioning and emulsifying agent developed in the late 20th century from stearyl alcohol (derived from animal or vegetable fats) and propylene glycol. It was created to improve the stability and sensory properties of modern cosmetic formulations.
Skin Types
all-skin-types
Best For
Dryness
Pregnancy & Breastfeeding Safe
Yes
EWG
1
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
medical-approval
all-shades-safe
Regulatory Status
USApermitted
EUrestricted
JAPANrestricted
CANADArestricted
Verified Jun 2026
Data: CosIng · EWG · CIR