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Skin Conditioning

STREPTOCOCCUS THERMOPHILUS/MILK FERMENT LYSATE

Updated
75

Safety score · 0–100

Fine

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

About

A milk ferment lysate from Streptococcus thermophilus. Used in barrier and ceramide-support formulas. Generally well-tolerated; dairy-derived so worth noting for sensitivity-prone users.

Skin benefits

  • Endogenous ceramide production support
  • Skin barrier and hydration
  • Postbiotic peptides and amino acids

Known concerns

  • Dairy-derived — not suitable for vegans
  • Possible relevance for milk-allergic individuals
  • Variable composition between suppliers

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