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Colorant

YTTRIUM OXIDE

CAS 1314-36-9
50

Safety score · 0–100

Moderate

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

A rare-earth metal oxide used as an opacifier or luminescent carrier. Mild skin irritant; powder form is an inhalation hazard with environmental concerns.

Function

NOT REPORTED

Skin benefits

  • Opacifier and luminescence carrier
  • Inert in finished bulk form

Known concerns

  • GHS H315 skin irritation
  • H319 eye irritation
  • H335 respiratory irritation
  • Inhalation hazard for powders
  • Rare-earth bioaccumulation concerns

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, so always read the physical product label and consult a healthcare professional for personal concerns.