There is a big difference between hormetic cortisol spikes (exercise, fasting, cold) and chronic cortisol drip (financial stress, bad sleep, anxiety) Hormetic stress: quick spike then shutoff, changes receptor density in a beneficial direction
Adverse reactions are rare
Over 4,000 genes respond to GHK-Cu treatment, including genes involved in tissue repair , nerve regeneration, and immune function
Here is what the published research actually looks at for each one
In your skin, NAD helps repair cell damage, produce new healthy cells, support collagen production, strengthen the skin barrier, and fight environmental stressors (like UV and pollution)
And the treatment discontinuation rate due to adverse events rose to approximately 6%, still reasonable but six times higher than cagrilintide monotherapy