Undecanoic Acid Dimethicones

INCI: UNDECANOIC ACID DIMETHICONES

CAS Number
Not publicly assigned as a single CAS (silicone-fatty acid hybrid polymer)
Function
Surfactant (emulsifying), surfactant (cleansing), viscosity controlling
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status restricted
US Notes Not specifically restricted; dimethicone-based ingredients broadly accepted

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

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
negligible
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Ensure supplier provides full characterization (MW distribution, residual monomers, D4/D5 cyclics content per EU Annex II restrictions on D4/D5/D6 in wash-off products >0.1%)

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Concern Level: Low

Frequently Asked Questions

Is Undecanoic Acid Dimethicones safe in cosmetics?

Ensure supplier provides full characterization (MW distribution, residual monomers, D4/D5 cyclics content per EU Annex II restrictions on D4/D5/D6 in wash-off products >0.1%) The EU classifies Undecanoic Acid Dimethicones as "permitted". Safety rating: GOOD.

Is Undecanoic Acid Dimethicones allowed in the EU?

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

What does Undecanoic Acid Dimethicones do in cosmetics?

Undecanoic Acid Dimethicones functions as: Surfactant (emulsifying), surfactant (cleansing), viscosity controlling. It is classified as a cosmetic ingredient in our database. CAS number: Not publicly assigned as a single CAS (silicone-fatty acid hybrid polymer).

What is the Margin of Safety for Undecanoic Acid Dimethicones?

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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