E-Leen® 58

E-Leen 58 is a synergistic, all-natural blend of two key alkanediols designed to provide superior solvency and product protection across a wide pH range. A standout feature is its enhanced solvent capability; the combination of Pentylene and Caprylyl glycols surpasses the performance of Pentylene Glycol alone (A-Leen 5) for dissolving hard-to-solubilize actives.

Key Benefit: Specifically effective for polyphenol dissolution and the stabilization of complex plant extracts.

Performance & Multifunctional Benefits

  • Superior Solvency: Saturated solution data at 20°C confirms effectiveness for dissolving salicylic acid, naringin, resveratrol, and quercetin.
  • Broad-Spectrum Boosting: Demonstrates antimicrobial activity against bacteria, yeasts, and molds, achieving lower Minimum Inhibitory Concentrations (MICs) than pentylene glycol alone.
  • Self-Preserving Emulsions: In an O/W emulsion at pH 5.5, the blend met ISO 11930 Criteria A across all five standard test organisms.
  • Clinically Proven Hydration: 4-hour corneometry data shows a statistically significant increase in skin hydration at 1.5% for up to 2 hours post-application.

Formulation & Handling Guidelines

E-Leen 58 is a versatile liquid that fits seamlessly into sustainable manufacturing processes

Formulation Tip: For surfactant-based products, combine with other water-soluble antimicrobial agents for optimal protection.

Key Specification
Ingredient Details
Primary Function(s)
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INCI Name
Pentylene glycol, Caprylyl glycol
CAS Number(s)
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Use Levels
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Free from Annex V or Preservative Free
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Application Type
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Synergistic blend

Cosmetic Science Criteria for E-Leen® 58

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Green Criteria for E-Leen® 58

Formulation Property
Ingredient Details
Natural Origin Index (ISO 16128)
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COSMOS Status
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Vegan
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Palm Status
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Palm Free
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Wild Harvested
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Biodegradability
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EWG Score
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Halal
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Upcycled
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Regulatory Status for E-Leen® 58

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