Skip to content

Colorant

CI 18690

CAS 5601-29-6 Updated
45

Safety score · 0–100

Moderate

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

About

A yellow azo dye (Acid Yellow 42) listed in EU Annex IV for cosmetics. Permitted for limited applications; avoid eye-area and lip use depending on listing.

Function

COLORANT

Skin benefits

  • Yellow colorant for cosmetics and rinse-off products
  • EU-permitted with restrictions

Known concerns

  • Azo dye class includes sensitization risk
  • Possible aromatic amine breakdown products
  • Restricted application areas under EU Annex IV

References

EU

EU CosIng database

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

Related colorants

45
1H-Indene-1,3(2H)-dione, 2-(2-quinolinyl)-, sulfonated, sodium salts
Colorant
 45
2-AMINO-4-HYDROXYETHYLAMINOANISOLE SULFATE
Colorant
 45
ACID BLUE 3
Colorant
 45
CI 12085
Colorant
 45
CI 15980
Colorant
 45
CI 16230
Colorant
 45
CI 16290
Colorant
 45
CI 45350
Colorant

Check your shelf

Find CI 18690 in your products.

Scan any cosmetic product with LuxSense to see if it contains CI 18690 and get a full ingredient breakdown with safety scores.

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.