Dimethicone PEG-7 Undecylenate

INCI: DIMETHICONE PEG-7 UNDECYLENATE

CAS Number
Not assigned (polymeric)
Function
Skin conditioning, emollient, emulsifying
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes Permitted โ€” no CFR restriction; undecylenic acid is FDA-monographed as OTC antifungal (21 CFR 333.210) but the ester form is not regulated as a drug

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Undecylenic acid moiety has antifungal activity presenting drug-cosmetic borderline claim risk; residual ethylene oxide and 1,4-dioxane concerns; very limited use data available.

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Concern Level: Moderate

Regulatory Flags

peg-ingredient

Frequently Asked Questions

Is Dimethicone PEG-7 Undecylenate safe in cosmetics?

Undecylenic acid moiety has antifungal activity presenting drug-cosmetic borderline claim risk; residual ethylene oxide and 1,4-dioxane concerns; very limited use data available. The EU classifies Dimethicone PEG-7 Undecylenate as "permitted". Safety rating: GOOD.

Is Dimethicone PEG-7 Undecylenate allowed in the EU?

Dimethicone PEG-7 Undecylenate EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Dimethicone PEG-7 Undecylenate do in cosmetics?

Dimethicone PEG-7 Undecylenate functions as: Skin conditioning, emollient, emulsifying. It is classified as a cosmetic ingredient in our database. CAS number: Not assigned (polymeric).

What is the Margin of Safety for Dimethicone PEG-7 Undecylenate?

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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