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Four Key Concerns
GHK-Cu: copper transport, ECM remodeling, redox modulation GHK-Cu is a coordination complex between the tripeptide Gly-His-Lys and Cu(II), first isolated from human plasma by Loren Pickart in 1973
Common overlapping side effects include gastrointestinal symptoms (nausea, vomiting, abdominal pain), increased heart rate and blood pressure, and excessive appetite suppression
This places it in the same category as many research peptides, available through certain channels but without official sanction for human use
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