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Preservative

1,2-HEXANEDIOL

CAS 6920-22-5
78

Safety score · 0–100

Fine

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

A small diol used as a preservative booster, humectant, and solvent. Well-tolerated, low irritation, helps formulators reduce use of stronger preservatives.

Function

SKIN CONDITIONINGSOLVENT

Skin benefits

  • Multifunctional preservative booster
  • Humectant and solvent
  • Improves preservative efficacy at low %
  • Low odor

Known concerns

  • Mild eye irritation at high %

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.