L-citrulline supplementation can increase power output, reduce fatigue, increase nitric oxide, improve vasodilation, allow for more training volume, decrease arterial stiffness, and increase growth hormone.

“Power output in the gym will increase. There's very strong effects on blood glucose. Fatigue is reduced notably. Big increases in nitric oxide. That's also related to the increase in vasodilation. Plasma arginine, very high, excuse me, notable effects, very high support for studies, which allow people more training volume, aerobic exercise, arterial stiffness is brought down. There's a huge list of things. Increase in growth hormone.”