Professional Cosmetics Peptide Supplier | GENOPEP
Copper Tripeptide-1
What Happens to Collagen as Skin Ages—and Can Skincare Help?
Collagen changes with age in three connected ways: skin produces less new collagen, existing fibers become increasingly fragmented and disorganized, and the altered dermal matrix gives fibroblasts a weaker mechanical environment for…
GHK-Cu vs AHK-Cu: What Changes, What the Evidence Supports, and How Formulators Should Choose
GHK-Cu and AHK-Cu are related copper-bound tripeptides, but they are not interchangeable names for one ingredient. GHK-Cu contains glycine-histidine-lysine, whereas AHK-Cu contains alanine-histidine-lysine. GHK-Cu has the broader published record in skin and…
GHK-Cu vs Matrixyl: How Copper Peptides and Signal-Peptide Systems Differ
GHK-Cu vs Matrixyl is not a comparison between two equivalent single peptides. GHK-Cu is a defined copper complex of the tripeptide Gly-His-Lys and is listed in cosmetics as Copper Tripeptide-1. Matrixyl is…