The most worrisome possibility is that of impaired blood clotting, which increases the likelihood of hemorrhage in some individuals
These activated JAKs then phosphorylate STAT proteins, which then translocate to the nucleus where they regulate a set of gene transcription
Clausen A, Doctrow S, Baudry M
This is administered subcutaneously (under the skin) two to three times per week, and sometimes up to five days per week, for a course of about eight weeks 1 2
The reference protocol pages, such as the GHK-Cu 50 mg vial dosage protocol and the larger GHK-Cu 100 mg vial dosage protocol, exist to document how research vials are handled and reconstituted, not to recommend human use
Once reconstituted in solution, peptides degrade faster due to hydrolysis and should be refrigerated and used within a few weeks