Ferment Extract
CORNYEABACTERIUM LIPOPHILICUS/PRASTERONE FERMENT FILTRATE EXTRACT
Safety score · 0–100
Moderate
Derived from EU CosIng regulatory status, PubChem hazard data and published research. How we score.
A bacterial ferment of prasterone (DHEA). Prasterone itself is a hormone banned in EU cosmetics — the ferment carries residual-DHEA risk and is not appropriate for EU formulas.
Function
Skin benefits
- Marketed for skin-microbiome conditioning
- Postbiotic / fermentation extract
- Hormone-derived metabolite claims
Known concerns
- Prasterone (DHEA) is a hormone — Annex II banned in EU cosmetics
- Ferment may carry residual prasterone
- Limited safety dossier on the ferment
References
EU CosIng database
European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.
Related ferment extracts
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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.