Is Stearyl Trimethicone safe in cosmetics?
Stearyl Trimethicone has a safety rating of "EXCELLENT" in our database. EU status: permitted. US status: permitted.
Excellent
Cosmetic Ingredient
Stearyl Trimethicone
INCI: STEARYL TRIMETHICONE
Stearyl Trimethicone (CAS Not individually assigned (alkyl-modified trimethylsiloxysilicate polymer)) is a cosmetic cosmetic ingredient functioning as Emollient, hair conditioning, skin conditioning. EU Regulation 1223/2009 status: permitted. Industrial safety data is also available in the chemical safety database.
Auto-generated CPSR Part A draft with source citations
CAS Number
Not individually assigned (alkyl-modified trimethylsiloxysilicate polymer)
View industrial chemical safety profile →
Function
Emollient, hair conditioning, skin conditioning
Safety Rating
EXCELLENT
Regulatory Status
EU EU Status
permitted
US US Status
permitted
US Notes
Permitted; CIR Expert Panel concluded safe as used in cosmetics
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Stearyl Trimethicone.
Calculate MoS for your specific formulation with the MoS Calculator.
Expert Verdict
Expert safety assessment and concern-level summary for Stearyl Trimethicone.
Frequently Asked Questions
Is Stearyl Trimethicone allowed in the EU?
Stearyl Trimethicone EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does Stearyl Trimethicone do in cosmetics?
Stearyl Trimethicone functions as: Emollient, hair conditioning, skin conditioning. It is classified as a cosmetic ingredient in our database. CAS number: Not individually assigned (alkyl-modified trimethylsiloxysilicate polymer).
Compliance Tools
Check Stearyl Trimethicone compliance across multiple jurisdictions:
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Substance Compliance
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MoS Calculator
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Heavy Metal Limits
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