
GHK-Cu
GHK-Cu is a copper-binding tripeptide studied in skin biology and used in cosmetic formulations.
Topical peptides, skin signaling, and formulation-specific evidence

GHK-Cu is a copper-binding tripeptide studied in skin biology and used in cosmetic formulations.

OS-01 is a proprietary peptide used in cosmetic skin-care research and products.

GLOW is a marketing name used for peptide blends rather than a single, universally defined molecule.

Melanotan I is a historical development name associated with afamelanotide.
A proposed mechanism, a laboratory finding, and a patient outcome answer different questions. Read the study population and design before applying a result to a new setting
How to read the evidence ↗