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Film Former

ZINC ROSINATE

CAS 9010-69-9 Updated
60

Safety score · 0–100

Fine

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

About

Zinc salt of rosin (colophony) — used as a film former and binder in color cosmetics. Rosin is one of the most common contact allergens, so this carries a real sensitization risk.

Function

ANTICAKINGOPACIFYINGVISCOSITY CONTROLLING

Skin benefits

  • Film-forming and binding agent
  • Mild antimicrobial properties
  • Used in lipsticks and color cosmetics

Known concerns

  • Rosin (colophony) is a known allergen
  • Can cause contact dermatitis in sensitized users
  • Common cause of patch-test positives

References

EU

EU CosIng database

European Commission cosmetic ingredient registry — regulatory status, restrictions, authorised functions.

Related film formers

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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.