Sodium Lauroyl Silk Amino Acids

INCI: SODIUM LAUROYL SILK AMINO ACIDS

CAS Number
169590-94-7
Function
Surfactant–cleansing, hair conditioning
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes CIR reviewed within amino acid alkyl amides group — safe when formulated to be non-irritating

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

Silk-derived — potential allergenicity concern for individuals with silk protein allergy (rare but documented); surfactant irritation at high concentrations

⚠️
Concern Level: Moderate

Regulatory Flags

potential-allergen

Frequently Asked Questions

Is Sodium Lauroyl Silk Amino Acids safe in cosmetics?

Silk-derived — potential allergenicity concern for individuals with silk protein allergy (rare but documented); surfactant irritation at high concentrations The EU classifies Sodium Lauroyl Silk Amino Acids as "permitted". Safety rating: GOOD.

Is Sodium Lauroyl Silk Amino Acids allowed in the EU?

Sodium Lauroyl Silk Amino Acids EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Sodium Lauroyl Silk Amino Acids do in cosmetics?

Sodium Lauroyl Silk Amino Acids functions as: Surfactant–cleansing, hair conditioning. It is classified as a cosmetic ingredient in our database. CAS number: 169590-94-7.

What is the Margin of Safety for Sodium Lauroyl Silk Amino Acids?

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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