Tetrapeptide-1

INCI: TETRAPEPTIDE-1

CAS Number
Not publicly assigned a unique CAS in most databases (peptide sequence-dependent)
Function
Skin conditioning, anti-aging — promotes wound healing and skin repair
Safety Rating
GOOD

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes Permitted in cosmetics; not classified as a drug at cosmetic use levels

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

Safety Data

Margin of Safety (MoS)
adequate
Dermal Absorption
negligible
Sensitization
none

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

Limited independent safety studies; primarily supplier-generated data. Efficacy depends heavily on delivery vehicle

⚠️
Concern Level: Low

Frequently Asked Questions

Is Tetrapeptide-1 safe in cosmetics?

Limited independent safety studies; primarily supplier-generated data. Efficacy depends heavily on delivery vehicle The EU classifies Tetrapeptide-1 as "permitted". Safety rating: GOOD.

Is Tetrapeptide-1 allowed in the EU?

Tetrapeptide-1 EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does Tetrapeptide-1 do in cosmetics?

Tetrapeptide-1 functions as: Skin conditioning, anti-aging — promotes wound healing and skin repair. It is classified as a cosmetic ingredient in our database. CAS number: Not publicly assigned a unique CAS in most databases (peptide sequence-dependent).

What is the Margin of Safety for Tetrapeptide-1?

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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