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Colorant

CI 19140

CAS 1934-21-0 Updated
55

Safety score · 0–100

Moderate

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

About

Tartrazine, a vivid yellow azo dye used in foods and cosmetics. Approved but with a real history of allergic reactions, especially in aspirin-sensitive users.

Skin benefits

  • Bright yellow colorant
  • Highly stable in cosmetic formulas

Known concerns

  • Documented azo-dye sensitivity reactions
  • EU restriction in eye-area cosmetics
  • Cross-reactivity in aspirin-sensitive individuals

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.