Skin Health

GHK-Cu Peptide: Benefits, Uses, and What the Research Shows

GHK-Cu Peptide: Benefits, Uses, and What the Research Shows

GHK-Cu (glycyl-L-histidyl-L-lysine copper) is a naturally occurring tripeptide found in human plasma, saliva, and urine. It declines with age — significantly so — and this decline correlates with reduced tissue repair capacity, skin quality, and immune function. It has one of the most extensive research bases of any naturally occurring peptide, with

Peptides for Skin: What the Science Actually Says

Peptides for Skin: What the Science Actually Says

Peptides for skin are one of the most marketed categories in both cosmetics and clinical medicine — and one of the most misunderstood. The term covers everything from collagen supplement powders to injectable compounds with clinical-grade biological activity. Understanding the difference between these categories, and what the evidence actually supports, is