The two peptides differ on every axis that matters for protocol design: origin, structural class, mechanism, the repair-cascade window they appear to act on, and the strength of the underlying evidence
Best Practices for Storing and Handling GHK-Cu Research Peptide: Stability in Lab Settings This article is part of our comprehensive GHK-Cu Research Peptide Complete Guide
doi:10.1002/biot.201100363 Patzschke A, Steiger MG, Holz C, Lang C, Mattanovich D, Sauer M (2015) Enhanced glutathione production by evolutionary engineering of Saccharomyces cerevisiae strains
Eventually, some patients may taper off medication under medical guidance, while others continue long-term maintenance depending on individual progress
as well as Eat Smart, Stay Fit tips/videos
The last bullet point is the real kicker