BioShield™ Polylysine
Product Information
ε-Poly-l-lysine (ε-PL) is a natural homopolymer (amino acid) isolated and purified from the fermentation broth of Streptomyces. It exhibits potent bactericidal properties and a broad spectrum of anti bacterial activity.
Chemical Formula: (C6H12N2)n
CAS number: 28211-04-3
Appearance: white to cream-yellow powder
Standard: GB 2760-2019
pH: 2-9
Melting Point: 142.2 °C
Chemical Formula: (C6H12N2)n
CAS number: 28211-04-3
Appearance: white to cream-yellow powder
Standard: GB 2760-2019
pH: 2-9
Melting Point: 142.2 °C
Applications
Polylysine is common in food applications such as boiled rice, noodles, soft drinks, processed cheese and cheese spreads, salad dressings, yogurt, soups, and fruit-flavored drinks. It inhibits gram-negative bacteria like P. aeruginosa and K. Pneumoniae.
| Food Application | Recommended Dose |
|---|---|
| Starch-based foods | 0.25% |
| Seafoods | 0.4% |
| Fresh fruits and vegetables | 250 mg/ml |
| Meat products | 0.5% |
| Milk and diary products | 50 mg/L |
Scientific Data
Staphylococcus aureus
Zhang, Y., Zhao, C., Zhao, X., & He, Y. (2021). Application of ε‐polylysine in extending the storage periodof pork jerky. Food Science & Nutrition, 9(6), 3250–3257. https://doi.org/10.1002/fsn3.2289
Addition of BioShield™ Polylysine to sliced bread proven to maintain good food quality
Sliced Bread with 0.04g/kg BioShield™ Polylysine after 9 days at room temperature
Sliced Bread without BioShield™ Polylysine after 9 days at room temperature