Relative contraindications requiring caution include active or suspected cancer (GHK-Cu promotes angiogenesis with concern about theoretically feeding tumors, though conflicting data shows documented anti-cancer gene expression effects requiring medical supervision), severe organ dysfunction (kidney or liver failure may slow peptide clearance), hemochromatosis or copper overload conditions, autoimmune disorders, and patients on immunosuppressants or blood thinners
A lot of conventional doctors think this is all bullshit, he told me, smiling
Kovalzon and Strekalova, reviewing the field in 2006, described DSIP as a still unresolved riddle and argued that the link between DSIP and sleep had never been further characterized, in part because of the lack of isolation of the DSIP gene, protein and possible related receptor (Kovalzon & Strekalova, 2006)
Glutathione S-transferases: gene structure, regulation, and biological function [PMID: 2673020] Laboratory literature summary: Glutathione S-transferases: gene structure, regulation, and biological function
Rosemary extract, green tea extract, and ginseng root extract represent particularly valuable additions to formulations containing Pure Copper peptide, as these botanicals have independent evidence supporting their role in promoting hair growth while also protecting the peptide from oxidative degradation
Manufacturers with Fortune 500 collaboration experience, such as Guangdong Meizhiyuan, offer established quality systems suitable for major retail partnerships