Tetrapeptide-42

INCI: TETRAPEPTIDE-42

CAS Number
Not publicly available
Function
Skin conditioning (CosIng-listed function)
Safety Rating
MODERATE

Regulatory Status

๐Ÿ‡ช๐Ÿ‡บ EU Status permitted
๐Ÿ‡บ๐Ÿ‡ธ US Status permitted
US Notes No specific monograph; permitted under general cosmetic provisions

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

Safety Data

Margin of Safety (MoS)
not established
Dermal Absorption
low
Sensitization
low

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Near-zero publicly available safety data; verify with supplier technical dossier

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Concern Level: Moderate

Frequently Asked Questions

Is Tetrapeptide-42 safe in cosmetics?

Near-zero publicly available safety data; verify with supplier technical dossier The EU classifies Tetrapeptide-42 as "permitted". Safety rating: MODERATE.

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.

What is the Margin of Safety for Tetrapeptide-42?

not established 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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