Those pharmacies are sometimes called compounding pharmacies, where customized drugs are produced and sold to patients with particular needs, such as those who may need tailored doses of specific medications not otherwise commercially available, experts say
10.2174/138161211796196954 80 SikiricP.SeiwerthS.GrabarevicZ.RucmanR.PetekM.JagicV.et al (1997)
Topical GHK-Cu is more effective than copper supplements for improving skin appearance because it delivers the peptide directly to the target site
References These statements have not been evaluated by the Food and Drug Administration (FDA)
Second, administration route matters: Matrixyl is limited to topical application, while GHK-Cus water solubility and established injectable safety data expand the research design space considerably
Put more simply: GHK-Cu seems to create conditions that make tissue behave younger, calmer, and more repair-ready