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It can help your body secrete its own Human Growth Hormone (HGH)
Cao S, Liu H, Fan J, et al
B12 helps convert food into usable energy, fights fatigue, and supports stamina throughout the day
doi:10.1016/s0006-3223(97)00277-1
Research demonstrates that in 9 hours, 134 12 nanomoles of GHK-Cu peptide and 705 84 nanomoles of copper permeated through microneedle-treated human skin
10.1110/ps.035352.108 Protein Sci
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