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Skin Conditioning

TULIPALIN A

CAS 547-65-9 Updated
30

Safety score · 0–100

Caution

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

About

An alpha-methylene-butyrolactone from tulip bulbs and petals — well-documented as a strong skin sensitizer (the cause of tulip-finger dermatitis). Not appropriate for general leave-on cosmetics.

Skin benefits

  • Studied as natural antimicrobial in tulip-bulb sources
  • Of biological interest as a lactone

Known concerns

  • Strong skin sensitizer — well-documented allergen
  • Causes tulip finger contact dermatitis
  • Not suitable for general cosmetic leave-on use
  • Class IV allergen

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.