ghk cu side effects liver GHK-Cu Topical Serum: Benefits, Mechanism & Research Guide GHK-Cu & Appetite — misunderstood
Description
doi:10.1007/BF02002806
Start with a lower concentration of topical GHK-Cu and increase gradually
A pharmacokinetic study in rats found that oral administration produced substantial plasma concentrations, with a maximum concentration of 2252 ng/mL and an elimination half-life of approximately 6.9 hours

Common sizes are 5 mg and 10 mg

Liang, Y., Zhou, R., Fu, X., Wang, C
