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[3] OLeary VB, Parle-McDermott A, Molloy AM, et al
GHK-Cu is a small peptide that naturally occurs in healthy skin
Older adults might need supplements, but their health and metabolism matter too
However, under starvation cells increase production of mitochondrial-derived hydrogen peroxide, which has been shown to be partly dependent on the activation of class III PI3K (Scherz-Shouval and Elazar, 2007)
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