Each method has its own set of advantages, but injections are considered to be much more beneficial for a variety of reasons
(2013) Chronic administration of small nonerythropoietic peptide sequence of erythropoietin effectively ameliorates the progression of postmyocardial infarction-dilated cardiomyopathy
Solids with very strong intermolecular bonding tend to be insoluble
While oral supplements are an option, they still have to go through the digestive system, where absorption issues can get in the way
Probably the content of the pursued mine-landscape was not addressed in a sufficiently tangible way
Topical makes the most sense for: Facial skin texture, fine lines, hydration Scalp application for localized hair growth Scar treatment or post-procedure recovery on a specific area Patients who want to fold GHK-Cu into an existing skincare routine Injectable makes the most sense for: Systemic wound healing (especially internal or in areas you can't easily apply cream) Joint and connective tissue support (topical simply can't penetrate deep enough) Broader anti-aging goals beyond the skin surface Patients already running other injectable peptide protocols (CJC-1295/ipamorelin, BPC-157, TB-500) Here's the thing: for joints specifically, there's no argument