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Colorant

ACID ORANGE 7

CAS 633-96-5
32

Safety score · 0–100

Caution

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

An azo orange hair/textile dye (CAS 633-96-5, CI 15510), EU-restricted to low-level rinse-off hair use. Azo cleavage concerns and sensitisation case reports push it into the avoid tier.

Function

HAIR DYEING

Skin benefits

  • Provides orange hair colour in rinse-off use

Known concerns

  • EU Annex III: non-oxidative hair dye only
  • Documented allergic contact dermatitis
  • Azo dyes can cleave to suspect amines

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