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Colorant

CI 42090

CAS 2650-18-2/ 37307-56-5/ 3844-45-9 Updated
72

Safety score · 0–100

Fine

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

About

Brilliant Blue FCF — a vivid synthetic blue dye used in shampoos, mouthwash and color cosmetics. Approved by EU and FDA, but not allowed near the eyes.

Function

COLORANTHAIR DYEING

Skin benefits

  • Bright, stable blue colorant for cosmetics
  • Approved EU food additive E133
  • Well-tolerated on skin in approved uses

Known concerns

  • EU prohibits in eye-area products
  • Possible mild skin staining
  • Aluminum lake form raises restrictions

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