Carboxydecyl Trisiloxane

INCI: CARBOXYDECYL TRISILOXANE

CAS Number
Not publicly assigned in CosIng
Function
Skin conditioning
Safety Rating
MODERATE

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Not specifically restricted; cyclical siloxanes (D4/D5) face restrictions, but trisiloxane is linear

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

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
low
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Linear low-molecular-weight siloxane with low absorption and sensitization; monitor for D4/D5 contamination per EU Reg. 2018/35 due to environmental persistence concerns.

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Concern Level: Moderate

Frequently Asked Questions

Is Carboxydecyl Trisiloxane safe in cosmetics?

Linear low-molecular-weight siloxane with low absorption and sensitization; monitor for D4/D5 contamination per EU Reg. 2018/35 due to environmental persistence concerns. The EU classifies Carboxydecyl Trisiloxane as "permitted". Safety rating: MODERATE.

Is Carboxydecyl Trisiloxane allowed in the EU?

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

What does Carboxydecyl Trisiloxane do in cosmetics?

Carboxydecyl Trisiloxane functions as: Skin conditioning. It is classified as a cosmetic ingredient in our database. CAS number: Not publicly assigned in CosIng.

What is the Margin of Safety for Carboxydecyl Trisiloxane?

not established 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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