DropPrev® PLL | Polylysine

DropPrev® PLL is a natural antimicrobial agent derived from fermented lysine. Known for its broad-spectrum efficacy and excellent safety profile, Polylysine is an effective preservative against bacteria, yeast, and mold, making it a perfect choice for clean beauty and sensitive formulations. DropPrev® PLL is biodegradable and eco-friendly, aligning with sustainability goals.

INCI Name: Polylysine
CAS Number: 28211-04-3
Molecular Formula: (C6H12N2O)n
Function: Antimicrobial, Preservative
EWG Score: 1 (Low Hazard)

Benefits

1. Broad-Spectrum Antimicrobial Protection:

   • Inhibits the growth of bacteria, yeast, and mold, ensuring product safety and shelf life.

2. Natural and Biodegradable:

   • Derived from natural fermentation and fully biodegradable, making it eco-friendly.

3. Gentle on Skin:

   • Non-toxic and suitable for sensitive skin formulations.

4. Versatile:

   • Works well in various formulations, including emulsions, gels, and water-based systems.

Suggested Usage

• Concentration: 0.05%–0.2%
• Applications:
  • Creams, lotions, and serums.
  • Hair care products like shampoos and conditioners.
  • Cleansers, toners, and other aqueous formulations.
• Method of Incorporation:
  • Water-soluble; add during the aqueous phase of formulation.
  • Works best in a pH range of 4.0–8.0.

Features

• Natural, sustainable, and environmentally friendly.
• Provides effective preservation at low concentrations.
• Free from parabens, phenoxyethanol, and formaldehyde.

Physicochemical Properties

• Appearance: White to off-white powder
• Solubility: Soluble in water; insoluble in oil.
• pH (1% Solution): 5.0–7.0
• Molecular Weight: Variable (dependent on polymerization)
• Heavy Metals (Pb): ≤10 ppm

Cautions

• Storage:

  • Store in a cool, dry place, away from light and moisture.
  • Keep tightly sealed to prevent contamination.

• Application Notes:

  • Ensure compatibility with active ingredients in formulations.
  • Avoid exceeding recommended concentrations to prevent potential product instability.

Packaging and Shelf Life

• Packaging: Available in 1 kg, 5 kg, and 25 kg containers.
• Shelf Life: 2 years under recommended storage conditions.