GHK-Cu, also known as Copper Tripeptide-1, is a natural growth factor made up of three amino acids and one copper ion
[DOI] [PMC free article] [PubMed] [Google Scholar] Lachman HM, Papolos DF, Saito T, Yu YM, Szumlanski CL, Weinshilboum RM (1996) Human catechol-O-methyltransferase pharmacogenetics: description of a functional polymorphism and its potential application to neuropsychiatric disorders
Its primary function is to neutralize free radicals, combat oxidative stress, and support immune function
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The only controlled study in trained athletes ( Mechanistic implications for endurance athletes Inhibiting mitochondrial fatty-acid uptake acutely forces a greater reliance on glucose and glycogen during exercise