There is no published pharmacokinetic data in humans, meaning we do not know how the peptide is absorbed, distributed, metabolized, or excreted
injectable GHK-Cu is highly experimental
In Parkinsons disease (PD) patients, applying anodal tDCS to the prefrontal cortex (PFC) during walking immediately improves gait variability, processing speed, and executive control ( 4.3 Effects of combined exercise combined with tDCS on cognitive function in older adults with different cognitive levels Based on a subgroup analysis of distinct cognitive dimensions in the elderly, this study categorized participants into three subgroups: executive function, memory, and global cognitive function for analysis
Some patients self-inject after adequate training in aseptic technique and safe sharps disposal, but others prefer clinician administration at office visits
Beyond the rare conditions above, a few groups should have a detailed conversation with a provider before starting