If you are like a lot of people, you may have never heard of carnitine but this important nutrient is critical for our body's ability to optimally burn fat required for energy. Creatine and L Carnitine: Complementary Roles in Energy Metabolism Supps247 Nebivolol is a highly selective 1 blocker that uniquely stimulates endothelial nitric oxide (NO) synthase via 3 agonism in the vasculature, leading to direct vasodilation and improved endothelial function. This NO mediated effect explains its L Carnitine Force Factor L Carnitine Force Factor