had one batch that took a while to arrive but product quality has never been an issue
Start slowly, use an appropriate concentration, choose a delivery vehicle that works with your skin barrier rather than against it, and be thoughtful about how you layer GHK-Cu with pH-sensitive actives like vitamin C and cell-turnover accelerators like retinol
Each dose draws 0.10 mL, so: 3.00 mL 0.10 mL = 30 doses per vial How long 30 doses lasts depends entirely on frequency which is the whole point of the phase schedule: Practically, roughly one vial per month covers the daily loading phase, and the same vial stretches much further once you drop to maintenance frequency
Use in active lifestyles remains investigational because BPC-157 lacks regulatory approval for clinical application in many regions, and current evidence is largely limited to laboratory and animal studies rather than confirmed human outcomes
GHK-Cu vs other peptides for hair GHK-Cu isn't the only peptide targeting hair growth
Conclusion: A Dual Path With Encouraging Direction GHK-Cu's unique dual-track regulatory path topical from Category 1 and injectable from Category 2, both heading to PCAC review before February 2027 reflects the complexity and nuance of the FDA's current approach to peptide regulation