Feature Comparison Primary use GHK Cu: Anti ageing, skin renewal and repair AHK Cu: Hair growth, scalp health and anti ageing Stability GHK Cu: Less stable AHK Cu: More stable with longer lasting activity Collagen support GHK Cu: Supports fibroblasts and elasticity AHK Cu: Supports fibroblasts and extracellular matrix proteins Hair growth GHK Cu: More skin focused AHK Cu: More targeted to hair follicle and scalp applications Best formulations GHK Cu: Serums and creams AHK Cu: Hair serums, scalp tonics and treatments Available forms GHK Cu: Powder and liposomal forms AHK Cu: 99% powder and 7% or 10% liposomal forms
28 days when refrigerated and handled aseptically
[4] As a research-grade lyophilized peptide, BPC-157 should be handled according to batch-specific supplier documentation, institutional laboratory procedures, and standard peptide-handling practice
Produced to pharmaceutical standards (e.g., by Hospira, a Pfizer subsidiary), it comes in 30 mL multiple-dose vials with semi-rigid polyolefin construction designed for repeated needle punctures while maintaining seal integrity
Monitoring B12 Levels Monitoring B12 levels is vital for B12 injection therapy