Isosteareth-10

INCI: ISOSTEARETH-10

CAS Number
52292-17-8
Function
Surfactant – Cleansing; Surfactant – Emulsifying
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes CIR concluded safe in the present practices of use and concentration (reviewed with Alkyl PEG Ethers group)

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Ethoxylated ingredient with potential trace 1,4-dioxane contamination from ethylene oxide processing; verify via vacuum stripping and HS-GC-MS testing. PEG ethers may enhance penetration of other ingredients.

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Concern Level: Low

Frequently Asked Questions

Is Isosteareth-10 safe in cosmetics?

Ethoxylated ingredient with potential trace 1,4-dioxane contamination from ethylene oxide processing; verify via vacuum stripping and HS-GC-MS testing. PEG ethers may enhance penetration of other ingredients. The EU classifies Isosteareth-10 as "permitted". Safety rating: GOOD.

Is Isosteareth-10 allowed in the EU?

Isosteareth-10 EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Isosteareth-10 do in cosmetics?

Isosteareth-10 functions as: Surfactant – Cleansing; Surfactant – Emulsifying. It is classified as a cosmetic ingredient in our database. CAS number: 52292-17-8.

What is the Margin of Safety for Isosteareth-10?

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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