ghk-cu clinical studies How Is Researched? Research Guide – Imperial Peptides UK GHK-Cu | Reviews, Clinical Trials,
Description
Using RT, we observe enhanced antioxidant capability of activated neurons and dynamic glutathione changes during ferroptosis

Curr Obes Rep

others notice minimal or no effects

Sublingual is probably slightly better than oral B12 capsules but I dont think the difference is that huge

2025 Frontiers study: Restored mtDNA in aging cells, extending lifespan 15%
