Vitamins & Minerals

Copper Peptides for Skin: What GHK-Cu Actually Does (And Doesn't)

Dr. Sarah Chen examines copper peptide research: collagen stimulation, wrinkle reduction, and tissue...

Health & Wellness

GHK-Cu Copper Peptide: The Skin Regeneration Signal I Almost Missed

I was skeptical about copper peptides until the research changed everything. Here's what GHK-Cu actu...