Poly-L-Lysine 99% – High Purity Cationic Biopolymer

Poly-L-Lysine 99% (PLL) is a high-purity, water-soluble cationic biopolymer composed of L-lysine units. Renowned for its strong antimicrobial activity, excellent film-forming ability, and biocompatibility, it is widely applied in biomedical research, food preservation, pharmaceutical formulations, and industrial coatings.

Amino Acids 

Sports Nutrition Ingredients 

Overview

Produced via controlled fermentation, Poly-L-Lysine 99% provides consistent molecular weight and performance. Its cationic nature allows it to bind effectively to negatively charged surfaces, enhancing adhesion and antimicrobial properties in a variety of applications.

Key Features

• High purity 99% polymer grade
• Strong antimicrobial and antibacterial activity
• Excellent water solubility
• Biodegradable and environmentally safe
• Enhances surface adhesion and coating performance
• Compatible with aqueous and biomedical formulations

Applications

Biomedical Research

Used as a coating agent in cell culture, Poly-L-Lysine improves cell adhesion and growth. It is an essential material in laboratory research and tissue engineering studies.

Food Preservation

PLL acts as a natural antimicrobial agent in food systems, preventing bacterial growth and extending shelf life without the use of harmful chemicals.

Pharmaceutical Applications

Applied in drug delivery systems and medical coatings, PLL provides biocompatibility, antimicrobial protection, and enhanced formulation stability.

Industrial Coatings

Used in specialty coatings, Poly-L-Lysine improves surface adhesion and provides antimicrobial functionality in industrial and commercial environments.

Advantages

• Natural and biodegradable polymer
• Strong antimicrobial effectiveness
• Safe for biomedical, food, and industrial use
• Enhances adhesion and film formation
• Reliable performance across applications

Storage

Store in a cool, dry, and well-ventilated area. Keep the container tightly sealed and avoid exposure to moisture, heat, and direct sunlight to maintain product quality and stability.

Conclusion

Poly-L-Lysine 99% is a versatile, high-performance cationic biopolymer with outstanding antimicrobial and adhesion properties. Its applications span biomedical research, food preservation, pharmaceutical formulations, and industrial coatings, making it a highly valuable material for modern scientific and industrial use.