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Skin Conditioning

LACTOBACILLUS FERMENT FILTRATE

Updated
75

Safety score · 0–100

Fine

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

About

Filtered liquid from Lactobacillus fermentation — a postbiotic rich in peptides and lactic acid. Popular in K-beauty for soothing, generally well tolerated on most skin types.

Function

SKIN CONDITIONING

Skin benefits

  • Microbiome-supporting postbiotic
  • Skin-soothing peptides and acids
  • Mild humectant effect
  • Generally well tolerated

Known concerns

  • Variable composition between batches
  • Limited large-scale safety studies in cosmetics
  • Could trigger reactions in highly sensitive skin

References

EU

EU CosIng database

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

Related skin conditionings

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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.