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Recombinant bioactive peptide

SR-(SH-POLYPEPTIDE-143 SH-POLYPEPTIDE-144)

70

Safety score · 0–100

Fine

Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.

A pair of recombinant signalling polypeptides used in cutting-edge anti-aging cosmetics. Considered well tolerated at trace levels, but independent evidence for safety and efficacy is limited.

Function

ANTIMICROBIAL

Skin benefits

  • Recombinant cytokine-like polypeptide blend for skin signalling
  • Used at very low concentrations in advanced anti-aging products
  • Marketed for repair and barrier-support claims

Known concerns

  • Independent peer-reviewed safety and efficacy data are limited
  • Bioactive growth-factor-style ingredients carry theoretical proliferation concerns
  • Stability and delivery through intact skin remain debated
  • Reliance on supplier-provided in vitro data

References

EU

EU CosIng database

European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.

Related recombinant bioactive peptides

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This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve, so always read the physical product label and consult a healthcare professional for personal concerns.