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Robust, randomised, placebo-controlled human trials are essentially absent for both peptides
Research Summary 24 PubMed Citations Overview GHK-Cu (Copper Tripeptide-1) is a naturally occurring tripeptide complex consisting of the amino acids Glycyl-L-Histidyl-L-Lysine chelated to a copper(II) ion
Proc Natl Acad Sci USA 97:50715076 Liu H, Wang H, Shenvi S, Hagen TM, Liu RM (2004) Glutathione metabolism during aging and in Alzheimer disease
The animal facility is registered with the Veterinary Directorate (Reg
Vials (50 mg each, subcutaneous route only) One 50 mg vial lasts about 10 to 20 days at 2.5 to 5 mg per day
The overall quality of evidence for this outcome was low due to serious imprecision (low number of trials and participants)
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