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Skin Conditioning

PEPSIN

CAS 9001-75-6 Updated
68

Safety score · 0–100

Fine

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

About

A digestive enzyme from pig stomach that breaks down protein. In skincare it is used for gentle enzymatic exfoliation. Generally safe topically but is animal-derived and can sensitize in rare cases.

Skin benefits

  • Enzymatic exfoliation of dead keratin
  • Smoother surface texture
  • Gentler alternative to acid peels in some formats

Known concerns

  • Animal-derived (porcine stomach) — not vegan
  • Potential protein sensitization
  • Activity varies with pH and storage

References

EU

EU CosIng database

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

Related skin conditionings

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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.