is 4.5 mg ghk-cu too much daily dose 7% ACCELERANT GHK-CU aka the beauty peptide.
Description
48 HuH.WangC.JinY.MengQ.LiuQ.LiuZ.et al (2019)
It helps create the protective coating around your nerve fibers called the myelin sheath

Abstract Introduction: A recent study reported a favorable effect of vitamin B12 injections/oral folic acid support in myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS) patients

When Mark McGwire broke the home-run record, in 1998, he kept a bottle of androstenedione in his locker