ghk cu peptide injections before and after GHK-Cu 6 week : r/Biohackers The MIRACLE Peptides To Regrow
Description
Microneedling increases absorption 10-fold

Many people like this system because it avoids confusion
Fasano A

Samples are from main Fig

Individuals considering extended protocols should understand this temporal limitation in the safety database

Bhujabal Z, Birgisdottir AB, Sjottem E, Brenne HB, Overvatn A, Habisov S, Kirkin V, Lamark T, Johansen T