Hydroxypropyldimethicone

INCI: HYDROXYPROPYLDIMETHICONE

CAS Number
102782-61-6 [^1_11]
Function
Skin/hair conditioning (silicone polymer)
Safety Rating
EXCELLENT

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted; CIR Expert Panel concluded safe as used in cosmetic formulations (2003; re-reviewed 2019)

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

No significant safety concerns. CIR Expert Panel concluded safe as used. Part of the dimethicone family with extensive safety history.

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Concern Level: None

Frequently Asked Questions

Is Hydroxypropyldimethicone safe in cosmetics?

No significant safety concerns. CIR Expert Panel concluded safe as used. Part of the dimethicone family with extensive safety history. The EU classifies Hydroxypropyldimethicone as "permitted". Safety rating: EXCELLENT.

Is Hydroxypropyldimethicone allowed in the EU?

Hydroxypropyldimethicone EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Hydroxypropyldimethicone do in cosmetics?

Hydroxypropyldimethicone functions as: Skin/hair conditioning (silicone polymer). It is classified as a cosmetic ingredient in our database. CAS number: 102782-61-6 [^1_11].

What is the Margin of Safety for Hydroxypropyldimethicone?

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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