Emollient

Bis-Stearoxydimethylsilane

INCI: BIS-STEAROXYDIMETHYLSILANE
CAS Not uniquely assigned (product mixture ~75% active, CAS pending)
Bis-Stearoxydimethylsilane is the silicon compound
Limited Data
Insufficient safety data available. Consider enriching this ingredient.
Details

Description

Bis-Stearoxydimethylsilane is the silicon compound

Purpose

Function

Binder, skin conditioning (emollient, miscellaneous), surface modifier
Profile

Properties

Silicone
Silicone free
Compliance

Regulatory Status

EU
Permitted
Safety
EXCELLENT
US
Permitted
Absorptionnegligible
Sensitizationnone
MoSadequate
ConcernLow
Verdict

Product mixture may contain trace cyclotetrasiloxane (<0.1%) — D4 is an SVHC under EU REACH; verify batch CoA for cyclosiloxane impurities

US Note

CIR Final Report (2016): Safe as used in cosmetic products at reported concentrations (≤0.77% in foundations)

Assessment

Ratings

Comedogenic0/5
LowHigh
Irritancy0/5
LowHigh
Reference

Identifiers

CAS Number
Not uniquely assigned (product mixture ~75% active, CAS pending)
INCI
BIS-STEAROXYDIMETHYLSILANE
Category
Emollient
Updated
Apr 2, 2026