Is Polyamide-4 safe in cosmetics?
Polyamide-4 has a safety rating of "MODERATE" in our database. EU status: permitted. US status: permitted.
Moderate
Cosmetic Ingredient
Polyamide-4
INCI: POLYAMIDE-4
Polyamide-4 (CAS Not confirmed in cosmetic databases (industrial Nylon-4 CAS 24938-56-5 may differ from cosmetic-grade INCI entry)) is a cosmetic cosmetic ingredient functioning as Film forming / bulking. EU Regulation 1223/2009 status: permitted. Industrial safety data is also available in the chemical safety database.
Auto-generated CPSR Part A draft with source citations
CAS Number
Not confirmed in cosmetic databases (industrial Nylon-4 CAS 24938-56-5 may differ from cosmetic-grade INCI entry)
View industrial chemical safety profile →
Function
Film forming / bulking
Safety Rating
MODERATE
Regulatory Status
EU EU Status
permitted
US US Status
permitted
US Notes
Not specifically restricted by FDA
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Polyamide-4.
Calculate MoS for your specific formulation with the MoS Calculator.
Expert Verdict
Expert safety assessment and concern-level summary for Polyamide-4.
Frequently Asked Questions
Is Polyamide-4 allowed in the EU?
Polyamide-4 EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does Polyamide-4 do in cosmetics?
Polyamide-4 functions as: Film forming / bulking. It is classified as a cosmetic ingredient in our database. CAS number: Not confirmed in cosmetic databases (industrial Nylon-4 CAS 24938-56-5 may differ from cosmetic-grade INCI entry).
Compliance Tools
Check Polyamide-4 compliance across multiple jurisdictions:
Ingredient Decoder
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82 Allergen Checker
Check for EU declarable fragrance allergens
Substance Compliance
Check compliance across multiple jurisdictions
MoS Calculator
Calculate Margin of Safety using SCCS methodology
Heavy Metal Limits
Compare limits across jurisdictions
Is Polyamide-4 in Your Products?
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