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Skin Conditioning

THUJA OCCIDENTALIS ROOT EXTRACT

CAS 90131-58-1 Updated
38

Safety score · 0–100

Caution

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

About

White cedar root extract — like other Thuja parts it can carry thujone, an EU-restricted neurotoxic monoterpene. Keep this one out of leave-on routines and patch test before any use.

Function

SKIN CONDITIONING

Skin benefits

  • Tannin/flavonoid antioxidants
  • Traditional botanical use
  • Skin astringent

Known concerns

  • Thuja contains thujone — a neurotoxic monoterpene restricted in EU cosmetics
  • Phototoxic and irritant potential
  • Strong sensitiser; keep concentrations very low

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.