Surfactant

PEG-9 Methyl Ether Dimethicone

INCI: PEG-9 METHYL ETHER DIMETHICONE
CAS Not uniquely assigned (silicone–PEG copolymer)
Silicones and siloxanes, dimethyl, 3-(methylpoly(oxy-1,2-ethanediyl))propyl methyl, trimethylsilyl terminated, (9 mol EO average molar ratio)
Generally Safe
This ingredient has a good safety profile based on available data.
Purpose

Function

Hair conditioning; skin conditioning; surfactant - emulsifying
Profile

Properties

Silicone
Silicone free
Malassezia
Safe
Fungal Acne
Safe
Details

Description

Silicones and siloxanes, dimethyl, 3-(methylpoly(oxy-1,2-ethanediyl))propyl methyl, trimethylsilyl terminated, (9 mol EO average molar ratio)

Reference

Identifiers

CAS Number
Not uniquely assigned (silicone–PEG copolymer)
INCI
PEG-9 METHYL ETHER DIMETHICONE
Category
Surfactant
Updated
Apr 2, 2026