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Skin Conditioning

THALASSIOSIRA PSEUDONANA EXTRACT

Updated
70

Safety score · 0–100

Fine

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

About

A marine diatom extract used for skin conditioning. Diatoms are silica-shelled microalgae; class-analogy suggests low risk topically with no major flags reported.

Function

SKIN PROTECTING

Skin benefits

  • Diatom silica for skin smoothing
  • Marine carotenoid antioxidants
  • Polysaccharide hydration

Known concerns

  • Limited cosmetic safety literature
  • Possible silica particulate from frustules
  • Batch variability

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.