Conditioning Agent
SH-POLYPEPTIDE-103
Safety score · 0–100
Good
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
A recombinant human heat shock protein — helps protect skin cells from stress and environmental damage.
sh-Polypeptide-103 is a recombinant human Heat Shock Protein beta-2 (HSPB2) produced in E. coli, containing up to 182 amino acids. Heat shock proteins are molecular chaperones that protect cells from thermal, oxidative, and UV stress. In cosmetics, it functions as a skin protectant. No GHS hazards, no EU restrictions. Used at trace concentrations for cellular stress defense.
Function
Skin benefits
- Cellular stress protection
- Skin protecting
- Anti-aging potential
Known concerns
- Recombinant protein — limited topical efficacy data
- Theoretical immunogenicity
References
EU CosIng database
European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.
Related conditioning agents
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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.