Phenyl Propyl Trimethicone/Diphenylmethicone

INCI: PHENYL PROPYL TRIMETHICONE/DIPHENYLMETHICONE

CAS Number
Copolymer blend — no single CAS (siloxane and silicone, propyl trimethylsilyloxy, phenyl trimethylsilyloxy, diphenyl, trimethylsilyl-terminated) [^1_9]
Function
Anti-caking agent, skin conditioning – emollient
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes Covered under CIR phenyl-substituted methicones group review — safe in present practices

For full compliance data across 55 jurisdictions, use the Substance Compliance tool.

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
negligible
Sensitization
none

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Safety is inferred from the phenyl-substituted methicone group review; limited standalone toxicological data available with inhalation caveat for particulate exposure.

⚠️
Concern Level: Low

Frequently Asked Questions

Is Phenyl Propyl Trimethicone/Diphenylmethicone safe in cosmetics?

Safety is inferred from the phenyl-substituted methicone group review; limited standalone toxicological data available with inhalation caveat for particulate exposure. The EU classifies Phenyl Propyl Trimethicone/Diphenylmethicone as "permitted". Safety rating: GOOD.

Is Phenyl Propyl Trimethicone/Diphenylmethicone allowed in the EU?

Phenyl Propyl Trimethicone/Diphenylmethicone EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Phenyl Propyl Trimethicone/Diphenylmethicone do in cosmetics?

Phenyl Propyl Trimethicone/Diphenylmethicone functions as: Anti-caking agent, skin conditioning – emollient. It is classified as a cosmetic ingredient in our database. CAS number: Copolymer blend — no single CAS (siloxane and silicone, propyl trimethylsilyloxy, phenyl trimethylsilyloxy, diphenyl, trimethylsilyl-terminated) [^1_9].

What is the Margin of Safety for Phenyl Propyl Trimethicone/Diphenylmethicone?

adequate The Margin of Safety (MoS) is calculated using SCCS methodology. A MoS above 100 is generally considered safe. Use the MoS Calculator tool to calculate MoS for your specific formulation and product category.

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