Skip to content

Colorant

PIGMENT RED 5

CAS 6410-41-9 Updated
42

Safety score · 0–100

Moderate

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

About

A naphthol-class red pigment used in cosmetics. Falls outside the EU Annex IV positive list, raising safety questions, so it's lower-tier in cosmetic use.

Function

HAIR DYEING

Skin benefits

  • Bright red pigment for cosmetics
  • Light-fast colorant
  • Used in nail and lip products

Known concerns

  • Naphthol AS pigment, possible aniline impurities
  • Limited cosmetic safety dossier
  • Possible sensitization
  • Not on EU Annex IV positive list

References

EU

EU CosIng database

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

Related colorants

42
2,6-DIHYDROXY-3,4-DIMETHYLPYRIDINE
Colorant
 42
ACID RED 195
Colorant
 42
BASIC YELLOW 87
Colorant
 42
CI 18736
Colorant
 42
CI 45100
Colorant
 42
CI 61565
Colorant
 42
CI 69800
Colorant
 42
HC RED NO. 20
Colorant

Check your shelf

Find PIGMENT RED 5 in your products.

Scan any cosmetic product with LuxSense to see if it contains PIGMENT RED 5 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.