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Hair Conditioning

REYNOUTRIA MULTIFLORA ROOT EXTRACT

Updated
42

Safety score · 0–100

Moderate

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

About

He Shou Wu (Reynoutria multiflora, syn. Polygonum multiflorum) root extract — a stilbene-rich TCM root used for hair and skin care. The plant has well-documented hepatotoxicity in oral use; topical safety is less clear.

Function

SKIN CONDITIONING - MISCELLANEOUS

Skin benefits

  • Stilbene antioxidants (resveratrol-type)
  • Traditional skin and hair use
  • Anti-inflammatory support

Known concerns

  • Polygonum multiflorum is linked to documented hepatotoxicity in oral use
  • Anthraquinone content
  • Possible photosensitisation
  • Limited cosmetic safety review

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.