Antioxidant
CYATHUSAL C
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 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.