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Antioxidant

SODIUM SULFANILATE

CAS 515-74-2 Updated
50

Safety score · 0–100

Moderate

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

About

A sulfonated aromatic amine sodium salt used as an antioxidant and hair-dye intermediate. The aromatic-amine backbone makes formulation care necessary because of skin sensitization and sulfa-allergy cross-reactivity.

Function

ANTIOXIDANTHAIR DYEING

Skin benefits

  • Antioxidant in oxidation-sensitive systems
  • Hair-dye intermediate
  • Color-stabilizing role in some formulations

Known concerns

  • Aromatic amine derivative — sensitization potential
  • Cross-reactivity in sulfa-allergic users
  • Hair-dye intermediates carry residual genotoxicity concerns

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