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Ferment / mineral complex

SACCHAROMYCES/ZINC/MAGNESIUM/CALCIUM/GERMANIUM/SELENIUM FERMENT

CAS -
52

Safety score · 0–100

Moderate

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

A Saccharomyces ferment enriched with zinc, magnesium, calcium, germanium, and selenium. Yeast ferments are widely used, but germanium and selenium content raises specific safety questions.

Skin benefits

  • Yeast ferment promoted as a delivery vehicle for trace minerals to skin
  • May contribute amino acids and beta-glucans for hydration
  • Selenium and zinc have antioxidant and barrier-supportive roles

Known concerns

  • Germanium has no established cosmetic safety dossier and raises toxicology questions
  • Inorganic selenium compounds can be toxic at higher exposures
  • Marketing claims often outpace published clinical evidence

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.