The amount of hype to evidence is just so skewed, its crazy, Dr Flynn McGuire, who studied the research, told Stat and Undark in 2025
Gene Expression: Research shows GHK-CU affects expression of over 4,000 genes, resetting many to a more youthful expression pattern
Peptide therapy might be worth considering if you are experiencing chronic fatigue or brain fog that affects your quality of life, inflammatory conditions that are not responding well to conventional care, autoimmune flares that keep returning, digestive issues or slow healing, early signs of cognitive decline, or the sense that you are not aging as well as you would like
Customized dosing
The full mechanism breakdown is in the GHK-Cu what to expect guide
Those dealing with dark spots, sun damage, or hyperpigmentation often notice visible improvements after regular sessions