PEG/PPG-20/23 Dimethicone
AKA “Silicone Glycol Copolymer, Dimethicone Copolyol
Synthetic
Ingredient Facts
Peg/ppg-20/23 dimethicone
AKA: Silicone Glycol Copolymer, Dimethicone Copolyol
Synthetic · Cleansing · EWG: 4
Synthetic
Cleanser
Emulsifier
Skin Conditioner
Hair Care
Silicone
Synthetic
Clean
Siloxanes and silicones, dimethyl, 3-hydroxypropyl methyl, ethoxylated, propoxylated (20 mol EO, 23 mol PO average molar ratio) Science: Functions: Emulsion Stabilising, Hair Conditioning, Skin Conditioning, Surfactant - Cleansing Safety Ratings: CIR: Safe as used
CAS #
-
Form
Liquid
See origin →
Functions
Emulsion Stabilising
Forces oil and water to stay mixed instead of separating into layers. The unsung hero holding your lotion together.
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.
Cleansing
Makes oil and water mix so dirt, makeup, and sunscreen can actually be washed away. The reason your face wash foams.
Locks in moisture
Traditional Use
A modern synthetic copolymer developed for cosmetic formulations. Designed to improve emulsification, spreadability, and sensory properties of skincare and makeup products.
Skin Types
all-skin-types
Best For
General
Melanin-Rich Skin
Suitable
Pregnancy & Breastfeeding Safe
Yes
EWG
4
CIR
Safe w/Qualifications
Pregnancy
Yes
CIR Safety Findings
medical-approval
all-shades-safe
Regulatory Status
USApermitted
CANADApermitted
Regulatory Agencies
Verified Feb 2026
Data: CosIng · EWG · CIR