how long do you take ghk cu does 100mg of GHK-Cu last: complete vial duration and usage guide GHK-Cu - Peptide for Collagen,
Description
However, the limit to its reuse depends on several factors

doi: 10.1152/japplphysiol.00768.2016

Athlete selective androgen receptor modulators abuse: a systematic review
Some individuals may require weekly injections initially, followed by maintenance doses at longer intervals
