Final Thoughts GHK-Cu offers a science-backed, regenerative approach to skin and hair research, with over 50 years of published work, roughly 4,000 documented gene interactions, and clinical trials showing measurable wrinkle reduction, increased collagen density, and improved hair-cell activity in models
This is one reason BPC-157's gut-protective mechanisms are considered potentially relevant to PMOS, though human clinical evidence remains limited
Beyond improving libido and erectile function, optimized testosterone levels can enhance energy, mood, cognitive function, body composition, and overall quality of life
Here's what changed, the modern evidence on hormone therapy safety, and what it means for you