Minimum effective frequency is 4 applications per week
It belongs to a wider set of peptides moving through longevity and biohacker circles, including BPC-157, Cerebrolysin, Semax, Selank, Dihexa, P21, and the neurotrophic factors BDNF and klotho, whose human cognitive evidence ranges from thin to absent and which I reviewed in detail here
Epitalon , Pinealon , and other short-sequence peptides benefit from refrigeration despite their small size
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GHK-Cu acts as a potent antioxidant and anti-inflammatory agent, enhancing tissue repair and protecting against cellular damage. Pickart, Rejuvenation Research Benefits of GHK-Cu for Skin Health 1
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