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Skin Conditioning

RHEUM OFFICINALE STEM EXTRACT

CAS 84650-56-6 Updated
55

Safety score · 0–100

Moderate

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

About

Chinese rhubarb stem extract — anthraquinone-rich brightening botanical. Anthraquinone constituents have flagged geno- and photo-toxic potential; cosmetic use needs care.

Function

SKIN CONDITIONING

Skin benefits

  • Anthraquinone and stilbene antioxidants
  • Brightening polyphenol content
  • Skin conditioning
  • Antimicrobial activity

Known concerns

  • Anthraquinones (emodin, chrysophanol) — possible photosensitizer / genotoxicity flags
  • Stems and roots contain irritant constituents
  • Limited cosmetic-specific safety data

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.