Is Methenammonium Chloride safe in cosmetics?
Methenammonium Chloride has a safety rating of "MODERATE" in our database. EU status: restricted. US status: permitted.
Moderate
Cosmetic Ingredient
Methenammonium Chloride
INCI: METHENAMMONIUM CHLORIDE
Methenammonium Chloride (CAS Not assigned in major databases (derivative of methenamine)) is a cosmetic cosmetic ingredient functioning as Preservative, Antimicrobial (formaldehyde releaser). EU Regulation 1223/2009 status: restricted. Industrial safety data is also available in the chemical safety database.
Auto-generated CPSR Part A draft with source citations
CAS Number
Not assigned in major databases (derivative of methenamine)
View industrial chemical safety profile →
Function
Preservative, Antimicrobial (formaldehyde releaser)
Safety Rating
MODERATE
Regulatory Status
EU EU Status
restricted
US US Status
permitted
US Notes
Allowed - No specific prohibition under general cosmetic ingredient rules
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Methenammonium Chloride.
Calculate MoS for your specific formulation with the MoS Calculator.
Expert Verdict
Expert safety assessment and concern-level summary for Methenammonium Chloride.
Regulatory Flags
potential-allergen
preservative
Frequently Asked Questions
Is Methenammonium Chloride allowed in the EU?
Methenammonium Chloride EU regulatory status: restricted. This is based on EU Regulation 1223/2009 and its amendments.
What does Methenammonium Chloride do in cosmetics?
Methenammonium Chloride functions as: Preservative, Antimicrobial (formaldehyde releaser). It is classified as a cosmetic ingredient in our database. CAS number: Not assigned in major databases (derivative of methenamine).
Compliance Tools
Check Methenammonium Chloride 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 Methenammonium Chloride in Your Products?
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Paste any INCI list into the Decoder for instant safety analysis, or calculate the Margin of Safety for Methenammonium Chloride in your formulation.