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Skin Conditioning

HYDROLYZED OYSTER SHELL EXTRACT

Updated
78

Safety score · 0–100

Fine

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

About

An ingredient derived from hydrolyzed oyster shells — mostly calcium carbonate with trace proteins. Generally well tolerated; the main concern is shellfish allergen residue in highly sensitized individuals.

Function

SKIN CONDITIONING

Skin benefits

  • Mineral-rich calcium content
  • Trace amino acid skin conditioning
  • Mild buffering pH support

Known concerns

  • Shellfish allergen potential — declared allergen
  • Heavy-metal contamination depends on sourcing
  • Limited cosmetic-specific dossier

References

EU

EU CosIng database

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

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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.