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Skin Conditioning

CETRARIA ISLANDICA THALLUS EXTRACT

Updated
72

Safety score · 0–100

Fine

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

About

Iceland moss (lichen) extract used for soothing and film-forming effects. Long traditional use with a clean record at cosmetic levels, but lichen-acid allergens apply.

Function

HUMECTANTSKIN CONDITIONING

Skin benefits

  • Polysaccharide film-forming and soothing
  • Mucilage-driven moisturizing
  • Mild antimicrobial action
  • Skin conditioning

Known concerns

  • Lichen acids may cause contact allergy
  • Possible cross-allergy with other lichens
  • Variable composition
  • Limited cosmetic-specific safety 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.