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Colorant

CI 77491

CAS 1309-37-1 / 1317-61-9 / 1345-27-3 / 52357-70-7 / 1345-25-1
88

Safety score · 0–100

Good

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

Red iron oxide — a natural mineral pigment that gives makeup its red, brown and earth tones. One of the safest colorants known; FDA and EU both list it as approved for all uses including eye area.

Function

COLORANT

Skin benefits

  • Inert mineral colorant
  • Excellent UV/light stability
  • Hypoallergenic alternative to dyes

Known concerns

  • Trace heavy-metal impurities possible if not cosmetic-grade

References

EU

EU CosIng database

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

PC

PubChem

U.S. NIH compound data, GHS hazard codes and toxicity literature.

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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.