undefined 1
PPG-5 Butyl Ether
AKA “Polypropylene Glycol-5 Butyl Ether, PPG Butyl Ether”
Skin Conditioning
Ingredient Facts
Ppg-5 butyl ether
AKA: Polypropylene Glycol-5 Butyl Ether, PPG Butyl Ether
Skin Conditioning · Hair Conditioning · EWG: 4
Synthetic
Skin Conditioner
Hair Care
Not Clean
Polyoxypropylene (5) butyl ether
CAS #
9003-13-8
Form
Liquid
See origin →
Functions
Hair Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Skin Conditioning
A catch-all term for ingredients that improve how skin looks and feels — softer, smoother, more supple. The workhorse behind most moisturizers.
Locks in moisture
Traditional Use
A synthetic polypropylene glycol ether developed in the 20th century for cosmetic and industrial applications, used as a humectant and viscosity-controlling agent.
Skin Types
●all-skin-types
Best For
General
Pregnancy & Breastfeeding Safe
Yes
EWG
4
CIR
Safe as used
Pregnancy
Yes
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Status
USA✔ permitted
EU⚠ restricted
JAPAN⚠ restricted
CANADA⚠ restricted
Verified Jun 2026
Data: CosIng · EWG · CIR