FDA scientific reviewers had advised against adding any of the peptides, citing a lack of robust clinical evidence and unanswered safety questions, but supporters argued that regulated compounding would provide a safer alternative to the growing grey market, where the substances are widely sold as research-grade products despite not being approved for human use
The formula also works into pores to remove hidden waste and built-up impurities
None of these has been studied in humans for the co-formulation, so the honest answer to what happens with sustained use? is simply: not established
Read clinical review Dosing & Monitoring GHK-Cu + Epitalon Stack: Complete Protocol, Dosing, and Evidence A complete clinical protocol for stacking GHK-Cu and Epitalon peptides, covering mechanisms, dosing schedules, cycle length, evidence quality, and safety considerations reviewed by the HealthRX medical team