Objective markers (IGF-1, metabolic panels, and where tested, biological age) typically show measurable improvement
10.1016/s0928-4257(99)00120-5 87 PetrovicI.DobricI.DrvisP.ShejbalD.BrcicL.BlagaicA
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Copper is an essential trace mineral involved in more than a dozen enzymatic reactions in the human body including those governing connective tissue formation, antioxidant defense, cellular respiration, and blood clotting
Kennedy Jr., who calls himself a "big fan" of peptides and says he has used them, added eight new members to the panel
Copper peptides, including GHK-Cu, have been studied for their role in wound healing and skin repair