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Zheng D, Bergen PJ, Landersdorfer CB, Hirsch EB
Both are antioxidants, which are molecules that neutralize free radicals
GHK-Cu and copper uglies Albeit rare, some people may experience a side effect from using GHK-Cu or other copper peptides known as copper uglies. Though there arent any studies on this phenomenon, some users have anecdotal reports of copper peptide skin care products leading to what looks like accelerated skin aging instead of antiaging
Each batch traces back to a specific patient and a specific prescriber
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