A 2018 review in the International Journal of Molecular Sciences analyzed available gene expression data and found that GHK-Cu at clinically relevant concentrations affected the expression of approximately 31.2% of human genes [2]
For chronic administration, the mouse model used 0.1 mg/kg orally for 21 days
Regarding peptides for hair growth , the primary goal is to stimulate hair follicles, promote circulation to the scalp, and bolster the production of structural proteins necessary for healthy, robust hair
Also, things like regular exercise, drinking enough water, getting good sleep, managing stress, and not drinking too much alcohol can also raise glutathione levels, which helps your skin and body stay healthy
MMA should normalize within 48 weeks
Selling a research peptide to a patient for a workout injury is misbranding and distributing an unapproved new drug