Bis-Hydrogen Dimethicone

INCI: BIS-HYDROGEN DIMETHICONE

CAS Number
Not assigned in CosIng [^1_7]
Function
Film forming
Safety Rating
EXCELLENT

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Not restricted by FDA; CIR 2003 assessment of dimethicone/methicone polymers concluded safe as used in cosmetic products โ€” reaffirmed in 2019 re-review

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

Potential cyclic siloxane impurities (D4/D5/D6); inhalation concern if used in aerosol/spray products; particle size must be non-respirable per CIR guidance.

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Concern Level: Low

Frequently Asked Questions

Is Bis-Hydrogen Dimethicone safe in cosmetics?

Potential cyclic siloxane impurities (D4/D5/D6); inhalation concern if used in aerosol/spray products; particle size must be non-respirable per CIR guidance. The EU classifies Bis-Hydrogen Dimethicone as "permitted". Safety rating: EXCELLENT.

Is Bis-Hydrogen Dimethicone allowed in the EU?

Bis-Hydrogen Dimethicone EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Bis-Hydrogen Dimethicone do in cosmetics?

Bis-Hydrogen Dimethicone functions as: Film forming. It is classified as a cosmetic ingredient in our database. CAS number: Not assigned in CosIng [^1_7].

What is the Margin of Safety for Bis-Hydrogen Dimethicone?

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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