Stark Pharm's Flex GCM formula...
L-lysine contributes to maintaining a healthy immune system and normalizing the functioning of the cardiovascular system.
Now Foods - L-Lysine nutritional supplement contains L-lysine, an essential amino acid and the building block of all proteins.
Now Foods - L-Lysine nutritional supplement contains lysine, which belongs to the group of exogenous amino acids that the human body cannot produce on its own.