Skip to content

Colorant

ACID BLUE 74 ALUMINUM LAKE

CAS 16521-38-3 Updated
60

Safety score · 0–100

Fine

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

About

The aluminium lake form of CI 73015 (indigotine, Acid Blue 74). EU lists it as a non-oxidative hair colorant; safety hinges on cosmetic-grade purity and adherence to the EU Annex IV restrictions.

Function

HAIR DYEING

Skin benefits

  • EU-listed cosmetic colorant for hair
  • Stable indigoid blue shade
  • Aluminium lake limits dye migration

Known concerns

  • Restricted to non-oxidative hair dye in EU (Annex IV CI 73015)
  • Concentration and purity must comply with cosmetic grade
  • Not approved for eye-area products in EU

References

EU

EU CosIng database

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

Related colorants

Check your shelf

Find ACID BLUE 74 ALUMINUM LAKE in your products.

Scan any cosmetic product with LuxSense to see if it contains ACID BLUE 74 ALUMINUM LAKE 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.