Polyamide-6

INCI: POLYAMIDE-6

CAS Number
Distinct INCI entry from Nylon-6 (CAS 25038-54-4); specific CAS for cosmetic "Polyamide-6" not confirmed
Function
Bulking, opacifying, film forming
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes Not specifically restricted by FDA. CIR reviewed Nylon-6 as safe in present practices of use.

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Polyamide-6 is permitted in cosmetics with adequate safety margin. Glass transition temperature transitions above ~25°C on skin, potentially increasing residual monomer (caprolactam) release; residual caprolactam should be controlled and verified with supplier.

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Concern Level: Low

Frequently Asked Questions

Is Polyamide-6 safe in cosmetics?

Polyamide-6 is permitted in cosmetics with adequate safety margin. Glass transition temperature transitions above ~25°C on skin, potentially increasing residual monomer (caprolactam) release; residual caprolactam should be controlled and verified with supplier. The EU classifies Polyamide-6 as "permitted". Safety rating: GOOD.

Is Polyamide-6 allowed in the EU?

Polyamide-6 EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Polyamide-6 do in cosmetics?

Polyamide-6 functions as: Bulking, opacifying, film forming. It is classified as a cosmetic ingredient in our database. CAS number: Distinct INCI entry from Nylon-6 (CAS 25038-54-4); specific CAS for cosmetic "Polyamide-6" not confirmed.

What is the Margin of Safety for Polyamide-6?

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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