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Antioxidant

SODIUM MERCAPTOBENZIMIDAZOLE SULFONATE

CAS 53918-03-9 Updated
42

Safety score · 0–100

Moderate

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

About

A sulfonated mercaptobenzimidazole — primarily an industrial antioxidant/corrosion inhibitor with limited cosmetic precedent. Class is a known rubber-chemical allergen, hence orange caution.

Function

HAIR CONDITIONING

Skin benefits

  • Antioxidant action
  • Metal chelation
  • Possible hair-fiber protection

Known concerns

  • Mercaptobenzimidazole-class contact allergen (rubber-chemical lineage)
  • Thin cosmetic safety record
  • Aquatic toxicity

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.