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Astringent

CASTANEA CRENATA CUPULE EXTRACT

Updated
70

Safety score · 0–100

Fine

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

About

Chestnut cupule (burr) extract used as a tannin-rich antioxidant and astringent. Generally low-irritation, but tree-nut allergy and tannin dryness apply.

Function

ANTIOXIDANTSKIN CONDITIONING - EMOLLIENTSKIN CONDITIONINGSKIN PROTECTING

Skin benefits

  • Tannin-rich antioxidant from chestnut burrs
  • Astringent action
  • Polyphenol antioxidants
  • Skin conditioning

Known concerns

  • Tree-nut origin allergy possible
  • Drying potential from heavy tannins
  • Limited cosmetic safety data
  • Variable composition

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.