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This supplement is generally well tolerated, but some people may experience mild stomach upset, nausea, or minor changes in skin coloration
Its broad biological relevance has made GHK-Cu a recurring subject in studies focused on extracellular matrix dynamics, regenerative biology, and cellular communication networks
Similarly, minerals like zinc and selenium play a crucial role in gut health and influence cancer therapies
1 2 European Food Safety Authority (25 September 2008)
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