Skip to content

Yeast ferment / trace mineral

SACCHAROMYCES/SELENIUM FERMENT

74

Safety score · 0–100

Fine

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

A Saccharomyces yeast fermented with selenium to incorporate the trace element into organic forms. Used as an antioxidant booster in skin care, with safety dependent on the total selenium dose delivered.

Skin benefits

  • Yeast ferment delivers selenium in an organic, bio-available form
  • Selenium acts as an antioxidant cofactor (glutathione peroxidase)
  • Ferment provides amino acids and peptides that support skin barrier

Known concerns

  • Selenium has a narrow safety window; excess is toxic systemically
  • Topical bioavailability and total Se dose are not always disclosed
  • Yeast-derived proteins can sensitise predisposed users

References

EU

EU CosIng database

European Commission cosmetic ingredient registry: regulatory status, restrictions, authorised functions.

Check your shelf

Find SACCHAROMYCES/SELENIUM FERMENT in your products.

Scan any cosmetic product with LuxSense to see if it contains SACCHAROMYCES/SELENIUM FERMENT and get a full ingredient breakdown with safety scores.

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.