ghk-cu copper coordination sites (glycyl-L-histidyl-L-lysine complex) is a naturally occurring tripeptide bound to a copper ion. It is formed by the of the peptide GHK with copper (Cu²⁺) and has been identified GHK-Cu | Engage Peptides

BPC 157 is a peptide that stands for body protection compound-157

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Young and old rats exposed to Epithalon had stimulated skin fibroblast proliferation by 29-45%

In contrast to the lack of brain entry of dopamine in vivo [68], our results with the targeted dopamine-nanoformulation using the BBB model combined with midbrain organoids indicate that the nanoformulation may help dopamine to reach the brain tissue after BBB penetration