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Antimicrobial

ALUMINUM ZIRCONIUM PENTACHLOROHYDRATE

CAS 98106-54-8 Updated
50

Safety score · 0–100

Moderate

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

About

An aluminum-zirconium antiperspirant active. Highly effective at reducing sweat but EU-restricted to non-aerosol formats due to inhalation lung concerns.

Skin benefits

  • Effective antiperspirant via sweat-duct plugging
  • Long-lasting wetness control
  • Decades of regulatory approval

Known concerns

  • EU bans Al-Zr salts in aerosols (inhalation lung tissue concerns)
  • Restricted to non-spray products
  • Public concern about cumulative aluminum

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.