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Preservative

SODIUM BUTYLPARABEN

CAS 36457-20-2 Updated
30

Safety score · 0–100

Caution

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

About

Sodium salt of butylparaben — a paraben preservative. EU has restricted it over endocrine-disruption concerns and bans it on infant diaper areas. Avoid where possible.

Function

PRESERVATIVE

Skin benefits

  • Effective broad-spectrum preservative
  • Active against bacteria, yeasts and molds

Known concerns

  • EU restricted; banned for under-3s in leave-on products on diaper area
  • Suspected endocrine disruptor (estrogenic activity)
  • GHS H318 eye damage signal
  • Better-tolerated alternatives exist

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.