Cocodimonium Hydroxypropyl Silk Amino Acids

INCI: COCODIMONIUM HYDROXYPROPYL SILK AMINO ACIDS

CAS Number
Not assigned (no discrete CAS registered)
Function
Antistatic agent; hair conditioning agent; skin conditioning agent
Safety Rating
GOOD

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes No FDA restrictions for cosmetic use. CIR has reviewed hydrolyzed silk and concluded it is safe as used in cosmetics. The quaternized silk amino acid derivative has no standalone CIR monograph but read-across from hydrolyzed silk applies.

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

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
negligible
Sensitization
none

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Animal-derived ingredient (silk) with ethical/vegan compliance implications but no safety concern. Solid form is flammable and may cause irritation to eyes and respiratory system at high concentrations. Heavy metals (Pb โ‰ค 20 mg/kg; As โ‰ค 3 mg/kg) must be controlled per Chinese cosmetic standards.

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Concern Level: Low

Frequently Asked Questions

Is Cocodimonium Hydroxypropyl Silk Amino Acids safe in cosmetics?

Animal-derived ingredient (silk) with ethical/vegan compliance implications but no safety concern. Solid form is flammable and may cause irritation to eyes and respiratory system at high concentrations. Heavy metals (Pb โ‰ค 20 mg/kg; As โ‰ค 3 mg/kg) must be controlled per Chinese cosmetic standards. The EU classifies Cocodimonium Hydroxypropyl Silk Amino Acids as "permitted". Safety rating: GOOD.

Is Cocodimonium Hydroxypropyl Silk Amino Acids allowed in the EU?

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

What does Cocodimonium Hydroxypropyl Silk Amino Acids do in cosmetics?

Cocodimonium Hydroxypropyl Silk Amino Acids functions as: Antistatic agent; hair conditioning agent; skin conditioning agent. It is classified as a cosmetic ingredient in our database. CAS number: Not assigned (no discrete CAS registered).

What is the Margin of Safety for Cocodimonium Hydroxypropyl 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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