Bis-PEG-18 Methyl Ether Dimethyl Silane

Bis-PEG-18 Methyl Ether Dimethyl Silane is a silicone-PEG hybrid surfactant and polymeric emulsifier used in personal care products. Formulators use it to stabilize oil-in-water systems, cut drag, and give a light, silky application feel.
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Snapshot

Overview
A silicone blend that helps oil and water mix smoothly.
Category
Emulsifying, Skin Conditioning
Type
Emulsifier

Ratings

Overall Rating

Good

Comedogenic Risk

None

Considered non-comedogenic, with little to no likelihood of clogging pores.

Is Bis-PEG-18 Methyl Ether Dimethyl Silane a Good Ingredient?

This silicone-PEG hybrid effectively stabilizes oil-in-water systems and imparts a light, silky afterfeel with a generally gentle profile, and its consistent emulsification performance supports the Good rating.

Skin Benefits

Helps keep oil and water combined for even coverage while leaving a soft, conditioned afterfeel, and aids in creating a weightless application.

Uses in Skincare & Cosmetics

Found in fluid moisturizers, lightweight lotions, and sunscreens to maintain uniform texture and reduce phase separation.

Safety

Low irritation potential for most users; sensitive skin may notice transient redness or tingling. No widely recognized regulatory restrictions for standard cosmetic concentrations.