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Antioxidant

REYNOUTRIA CILIINERVIS EXTRACT

Updated
65

Safety score · 0–100

Fine

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

About

A knotweed relative used as an antioxidant extract. Rich in stilbenes and tannins, similar in profile to Japanese knotweed (resveratrol). Cosmetic safety data is sparse.

Function

SKIN PROTECTING

Skin benefits

  • Strong free-radical scavenging activity
  • Stilbenes and tannins for antioxidant defence
  • Resveratrol-related class compounds

Known concerns

  • Anthraquinone content may irritate
  • Limited cosmetic-specific safety data
  • Hepatotoxicity reported orally — topical risk unclear

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.