Bis-PEG/PPG-18/6 Dimethicone
AKA “Silicone Copolymer, Polyol Silicone”
Synthetic
Ingredient Facts
Bis-peg/ppg-18/6 dimethicone
AKA: Silicone Copolymer, Polyol Silicone
Synthetic · Emollient · EWG: 4
Synthetic
Emollient
Cleanser
Emulsifier
Skin Conditioner
Silicone
Synthetic
Clean
Bis-PEG/PPG-18/6 Dimethicone is Dimethicone end-blocked with the random addition of an average of 18 moles of ethylene oxide and 6 moles of propylene oxide Science: Functions: Skin Conditioning - Emollient, Surfactant - Emulsifying Safety Ratings: CIR: Safe as used
CAS #
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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.
Emulsifying
Forces oil and water to stay mixed instead of separating into layers. The unsung hero holding your lotion together.
Locks In Moisture
Traditional Use
A modern silicone copolymer developed for cosmetics in the late 1900s. Designed to improve skin feel and provide conditioning benefits while maintaining a light, non-greasy texture in skincare 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
Restricted By
CIR Safety Findings
Not a Sensitizer
medical-approval
all-shades-safe
Regulatory Agencies
Verified Feb 2026
Data: CosIng · EWG · CIR