21st Century HealthCare L-Lysine

Lysine, also called L-lysine, is an amino acid necessary for many bodily functions. People describe amino acids as the building blocks of protein because they combine with other compounds to form this macronutrient.

The human body needs lysine for healthy functioning. It is a crucial component of proteins that play a firm roleTrusted Source in:

• helping body tissue grow and recover from damage
• helping the body absorb calcium, iron, and zinc
• promoting collagen growth
• helping produce enzymes, antibodies, and hormones
• supporting the immune system
• treating viruses such as herpes
• reducing anxiety and stress