Is Tetrapeptide-42 safe in cosmetics?
Tetrapeptide-42 has a safety rating of "MODERATE" in our database. EU status: permitted. US status: permitted.
Moderate
Cosmetic Ingredient
Tetrapeptide-42
INCI: TETRAPEPTIDE-42
Tetrapeptide-42 (CAS Not publicly available) is a cosmetic cosmetic ingredient functioning as Skin conditioning (CosIng-listed function). EU Regulation 1223/2009 status: permitted. Industrial safety data is also available in the chemical safety database.
View industrial chemical safety profile for CAS Not publicly available →
Auto-generated CPSR Part A draft with source citations
Function
Skin conditioning (CosIng-listed function)
Safety Rating
MODERATE
Regulatory Status
EU EU Status
permitted
US US Status
permitted
US Notes
No specific monograph; permitted under general cosmetic provisions
For full compliance data across multiple jurisdictions, use the Substance Compliance tool.
Safety Data
Margin of Safety, dermal absorption, and sensitization profile summaries for Tetrapeptide-42.
Calculate MoS for your specific formulation with the MoS Calculator.
Expert Verdict
Expert safety assessment and concern-level summary for Tetrapeptide-42.
Frequently Asked Questions
Is Tetrapeptide-42 allowed in the EU?
Tetrapeptide-42 EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.
What does Tetrapeptide-42 do in cosmetics?
Tetrapeptide-42 functions as: Skin conditioning (CosIng-listed function). It is classified as a cosmetic ingredient in our database. CAS number: Not publicly available.
Compliance Tools
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Substance Compliance
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MoS Calculator
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Heavy Metal Limits
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Perfuming
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