As we touched on above, topical GHK-Cu can provide skin barrier repair and support, a collagen and elastin boost, and antioxidant properties that protect and repair DNA in the skin from environmental damage
Younk LM, Mikeladze M, Davis SN
There is no well-powered human RCT for subcutaneous GHK-Cu injection that establishes a precise onset timeline
Human pilot evidence Three small pilots: a 12-patient knee-pain case series (Lee & Padgett, Alternative Therapies in Health and Medicine, 2021)
Pharmaceutical-grade GHK-Cu, prescribed by a licensed provider and shipped to your door fully reconstituted and ready to use
Skin photos, hair density, recovery quality these are easier to evaluate when you step back from active use and observe what persists