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Banned Substance

Sulfadiazine sodium

CAS 547-32-0 Updated
12

Safety score · 0–100

Avoid

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

About

A pharmaceutical sulfonamide antibiotic sodium salt — a drug, not a cosmetic ingredient. Listed in EU Annex II as a prohibited cosmetic substance because of its drug status and the high cross-sensitization risk of sulfa antibiotics.

Skin benefits

  • Pharmaceutical sulfonamide antibacterial — drug, not cosmetic

Known concerns

  • EU Annex II prohibited substance class
  • Sulfa antibiotics drive widespread cross-sensitization and Stevens-Johnson reactions
  • Antimicrobial-resistance and environmental 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.