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Preservative

PHENOXYISOPROPANOL

CAS 770-35-4
58

Safety score · 0–100

Moderate

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

1-Phenoxypropan-2-ol — a phenoxyethanol cousin used as a mild preservative and solvent. EU restricts it to rinse-off products at up to 2 percent due to irritation potential.

Function

PRESERVATIVESOLVENT

Skin benefits

  • Mild preservative and solvent
  • Helps boost preservation in low-pH formulas
  • Effective fragrance solubilizer

Known concerns

  • Skin irritation potential
  • Eye irritation reported
  • Restricted use levels in EU rinse-off only

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, so always read the physical product label and consult a healthcare professional for personal concerns.