Human studies (in-vivo) using GHK-Cu creams have reported visible improvements to skin density, elasticity, and wrinkle depth after several weeks of use
Given that there has never been another major attempt to issue a wine-aged young rum from the company, its possible that was and remains an experiment which was left alone after the initial release, which is a shame, really, because I would have enjoyed seeing where Yoshi-san took it after a few more tries
(Hill further contends that Huberman is vague whenever he cites his sources or which researchers he goes to for corroboration, while Klumpers says he should be more proactive, not selective, in his citations, and use standard reference styles.) The landing page for the episode on the Huberman Lab website initially linked to just five papers as sources for the lengthy podcast, though after many criticized the video excerpt shared again this month, another five links appeared
Originally developed from the peptide Melanotan II, PT-141 was refined to specifically target sexual function without the unwanted side effects
doi: 10.3945/jn.115.213660