GHOST® PUMP V2 Nitric OxideGHOST PUMP V2 Nitric Oxide Ghost pump, available at Natty SuperStore, is a clinically dosed product that assists in increasing NO levels in a variety of pathways. L citrulline is an amino acid. It increases vasodilation by increasing plasma arginine levels. It is very effective at increasing nitric oxide (NO), since vasodilation is primarily mediated by NO production by endothelial cells. Several studies have shown an increase in the number of reps