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Antioxidant

CYATHUSAL C

CAS -
62

Safety score · 0–100

Fine

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

A sister antioxidant of cyathusal B from the fermented mushroom Cyathus stercoreus. Free-radical scavenging in vitro similar to BHA. Niche research ingredient, sparse cosmetic data.

Skin benefits

  • Free-radical scavenging in vitro
  • Potential photo-oxidation defence
  • DNA-protective effect in lab assays

Known concerns

  • Very thin human safety data
  • No CIR/SCCS review
  • Possible mushroom-derived allergens

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, so always read the physical product label and consult a healthcare professional for personal concerns.