Laneth-5

INCI: LANETH-5

CAS Number
61791-20-6
Function
Surfactant – emulsifying agent; skin conditioning – emollient; viscosity controlling
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes Permitted — CIR safe when formulated to be non-irritating (alkyl PEG ethers review, 2010/2012)

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

Contains trace 1,4-dioxane; lower ethoxylation degree may retain residual free lanolin alcohol which is the primary sensitizer; CIR noted some alkyl PEG ethers can enhance penetration of other ingredients.

⚠️
Concern Level: Low

Regulatory Flags

potential-allergen

Frequently Asked Questions

Is Laneth-5 safe in cosmetics?

Contains trace 1,4-dioxane; lower ethoxylation degree may retain residual free lanolin alcohol which is the primary sensitizer; CIR noted some alkyl PEG ethers can enhance penetration of other ingredients. The EU classifies Laneth-5 as "permitted". Safety rating: GOOD.

Is Laneth-5 allowed in the EU?

Laneth-5 EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Laneth-5 do in cosmetics?

Laneth-5 functions as: Surfactant – emulsifying agent; skin conditioning – emollient; viscosity controlling. It is classified as a cosmetic ingredient in our database. CAS number: 61791-20-6.

What is the Margin of Safety for Laneth-5?

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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