HUBERMAN: So the point is that if you want a specific biological effect, maybe you want to repair a given injury, or you'd like to get more growth hormone in order, I don't know, to get leaner or to recover from exercise more quickly or to feel more vitality, yes, there are peptides that can impact those pathways, but always, always, always, if you take peptides, especially therapeutic peptides, designed to promote activity within a given pathway for a specific purpose, you are going to activate other pathways as well
Glutamine doesnt necessarily require cycling
10.1016/j.bbagen.2012.09.008 91 MaiorinoM.ConradM.UrsiniF
Doses are adjusted by healthcare providers depending on medical condition, body weight, and treatment objectives