Lysine is one of nine essential amino acids in humans required for growth and tissue repair, Lysine is supplied by many foods, especially red meats, fish, and dairy products. L-lysine supplements are primarily used to maintain overall health, since it is essential for human nutrition. It may also be used by many people with cold sores, including oral and topical applications.

Appearance: Yellowish-white, crystalline powder
Content( L-Lysine basis): 78.8% (as is basis); 80.0% (dry matter basis)
Dry Matter: 98.5% (minimum)
Bulk Density: 0.55 to 0.65 grams/cm3 (34.3 to 40.5 lbs/ft3)
Total nitrogen1: 15.12% (on an as is basis)
Chloride (cl): 19.1% (on an as is basis); 19.4% (dry matter basis)
Crude protein (%/16 g-N1): 94.40% (on an as is basis)