... raw material of lysine is corn, usage: mainly used as feed additive, food additive and pharmaceutics. LysineSpecification: Content: 98.5% minSpecific ... (10g/dl): 5.0-6.0 Usage: mainly used as feed additive, food additive and pharmaceutics.it can improve the utilization ... appetite, reduce disease, and enhance the role of physical fitness. feed grade lysine 98.5%min