TEA-Undecylenate

INCI: TEA-UNDECYLENATE

CAS Number
84012-22-6 (mixture reference)
Function
Surfactant – Cleansing, Antifungal Agent, Preservative (antimicrobial)
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status permitted
EU Max Conc. 2.5%
🇺🇸 US Status permitted
US Notes CIR: Assessed under TEA-containing ingredients — safe as used; undecylenic acid is an FDA OTC monograph antifungal

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

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
moderate
Sensitization
moderate

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Nitrosamine formation risk; undecylenic acid's antifungal activity creates potential OTC drug/cosmetic regulatory crossover — formulators must carefully evaluate claims; avoid nitrosating agents

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Concern Level: Low

Regulatory Flags

preservative

Frequently Asked Questions

Is TEA-Undecylenate safe in cosmetics?

Nitrosamine formation risk; undecylenic acid's antifungal activity creates potential OTC drug/cosmetic regulatory crossover — formulators must carefully evaluate claims; avoid nitrosating agents The EU classifies TEA-Undecylenate as "permitted". Safety rating: GOOD.

Is TEA-Undecylenate allowed in the EU?

TEA-Undecylenate EU regulatory status: permitted. Maximum allowed concentration: 2.5%. This is based on EU Regulation 1223/2009 and its amendments.

What does TEA-Undecylenate do in cosmetics?

TEA-Undecylenate functions as: Surfactant – Cleansing, Antifungal Agent, Preservative (antimicrobial). It is classified as a cosmetic ingredient in our database. CAS number: 84012-22-6 (mixture reference).

What is the Margin of Safety for TEA-Undecylenate?

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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