Delivery Methods: Topical vs Injectable vs Microneedling
The delivery method determines how much GHK-Cu reaches the dermal papilla, which sits 3 to 4 mm below the scalp surface. Penetration to follicle depth is the rate-limiting factor for every protocol.
Source: peptidesexplorer.com
Comparison
GHK-Cu Research Protocols: Topical vs Subcutaneous Administration
Researchers investigating GHK-Cu for dermatological applications use two primary delivery methods: topical formulations (creams, serums, microneedling solutions) and subcutaneous injections. Each route presents distinct…
Source: realpeptides.co
Comparison
GHK-Cu Concentration vs Application Protocol: Research Comparison
0.05–0.1% Daily Optional Collagen synthesis upregulation via TGF-β pathway Minimal follicle diameter change; improved scalp dermal thickness Best for scalp health maintenance, not active hair growth 0.5–1.0% 5–7 days/we…