rh-Polypeptide-22

INCI: RH-POLYPEPTIDE-22

CAS Number
Corresponds to TGF-β1 (typical CAS: 80693-00-1 for recombinant form)
Function
Skin conditioning
Safety Rating
MODERATE

Regulatory Status

🇪🇺 EU Status permitted
🇺🇸 US Status permitted
US Notes No specific restriction; permissible under general cosmetic safety provisions

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

Safety Data

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

Calculate MoS for your specific formulation with the MoS Calculator.

Expert Verdict

TGF-β1 is involved in fibrotic pathways and has immunomodulatory activity — theoretical safety concern if absorbed systemically; produced in *E. coli* via fermentation (vegan-compatible)

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Concern Level: Moderate

Frequently Asked Questions

Is rh-Polypeptide-22 safe in cosmetics?

TGF-β1 is involved in fibrotic pathways and has immunomodulatory activity — theoretical safety concern if absorbed systemically; produced in *E. coli* via fermentation (vegan-compatible) The EU classifies rh-Polypeptide-22 as "permitted". Safety rating: MODERATE.

Is rh-Polypeptide-22 allowed in the EU?

rh-Polypeptide-22 EU regulatory status: permitted. This is based on EU Regulation 1223/2009 and its amendments.

What does rh-Polypeptide-22 do in cosmetics?

rh-Polypeptide-22 functions as: Skin conditioning. It is classified as a cosmetic ingredient in our database. CAS number: Corresponds to TGF-β1 (typical CAS: 80693-00-1 for recombinant form).

What is the Margin of Safety for rh-Polypeptide-22?

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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