ghk cu for microneedling GHK-CU VIBRANCY™ KIT Microneedling + GHK-Cu = next-level
Description
The 40,000-cycle long-term cycling performance 37,85 was particularly outstanding, closely related to the favorable structural stability conferred by their ultrathin nanosheet morphologies
Araj SK, et al
Research has demonstrated no significant changes in fasting glucose or insulin sensitivity in subjects using the peptide

It appears that sub q is most likely the way to go
doi: 10.1085/jgp.200810154
The treatment was well tolerated with no adverse events and no changes in vital signs, electrocardiograms, or laboratory markers assessing cardiac, liver, kidney, thyroid, or metabolic function
