when should you take ghk cu GHK-Cu Dosage and Protocol: A Medical Provider's Guide to the 30-Day Cycle GHK-CU Peptide Injection Dosage: Complete
Description
They found that standard aqueous solutions of AHK-Cu were ineffective because the hydrophilic peptide could not penetrate the sebum-rich environment of the hair follicle and was easily washed away during rinsing

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The peptide gene expression effects extend far beyond hair follicles

Schneider et al., 2002)
