Emulsifier
SR-(POLYPEPTIDE-167 OLIGOPEPTIDE-178)
Safety score · 0–100
Good
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
About
A recombinant fusion peptide produced in food-grade Pichia pastoris yeast, used to emulsify, form films, and adjust viscosity. Pichia-made proteins tolerate well; sequence-specific data is sparse.
Function
Skin benefits
- Emulsifying and film-forming in skin care
- Pichia pastoris fermentation is food-grade
- Viscosity control at low use levels
Known concerns
- Limited public cosmetic safety dossier
- Niche fusion-protein ingredient
References
EU CosIng database
European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.
Related emulsifiers
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This profile is for educational purposes and does not constitute medical advice. Regulatory status and scientific understanding evolve — always read the physical product label and consult a healthcare professional for personal concerns.