QUATERNIUM-73

Other

60

Moderate

CAS Number: 15763-48-1

About QUATERNIUM-73

Quaternium-73 is a cosmetic ingredient used in product formulations. Exercise caution due to limited available safety data.

Detailed Analysis

Quaternium-73 is a quaternary ammonium compound (QAC) that functions as an antimicrobial agent and preservatives system component in cosmetic formulations. QACs have been used for decades in cosmetics but have come under increased regulatory scrutiny in the EU due to concerns about skin sensitization, potential endocrine disruption at high exposures, and environmental impact on aquatic organisms. The compound is not specifically listed in EU Annexes, but its use must comply with general cosmetic safety requirements under Regulation (EC) No 1223/2009.

Skin Benefits

  • ✓ Antimicrobial preservative

Known Concerns

  • ⚠ Skin sensitization in susceptible individuals
  • ⚠ Environmental aquatic toxicity concerns
  • ⚠ Limited toxicity data available

Safety Score

60

Moderate

Based on EU regulatory data, published safety research, and ingredient function analysis.

References

🏛

EU CosIng Database

European Commission cosmetic ingredient registry

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This information is for educational purposes only and does not constitute medical advice. Always consult a healthcare professional for skin concerns or allergies.