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Skin Conditioning

PERSICARIA SENTICOSA LEAF/STEM EXTRACT

Updated
68

Safety score · 0–100

Fine

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

About

Knotweed (Persicaria) extract used for antioxidant and soothing effects. Folk-medicine heritage with no notable cosmetic safety issues, but published topical data is thin.

Function

ANTIOXIDANT

Skin benefits

  • Antioxidant flavonoid content
  • Traditional skin-soothing use
  • Mild astringent action
  • Anti-inflammatory phenolics

Known concerns

  • Possible contact allergy
  • Variable phytochemical profile
  • Limited cosmetic-specific safety data
  • Sparse efficacy literature

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.