Insulin and insulin-like growth factor-1 receptors act as ligand-specific amplitude modulators of a common pathway regulating gene transcription
15 mins on stomach and 15 mins on thighs or arms etc
Most formulations available commercially are marketed as research compounds, and regulatory agencies have expressed concerns about the safety and quality control of unregulated peptide products
If youre on them, you need ongoing, close medical supervision to make sure you dont have any reactions, that side effects are tolerable, that theyre working, and that the benefit outweighs the risks in your specific case
Bjornsson E, Thorleifsson G, Helgadottir A, Guethnason T, Guethbjartsson T, Andersen K, et al