The GLOW protocol combines BPC 157, TB 500, and GHK Cu, three compounds often connected with skin support research. Each one has properties that may relate to renewal, recovery, and maintaining a healthy looking structure in controlled Effects of Copper Tripeptide on the Growth and Expression of Growth Factors by Normal and Irradiated Fibroblasts Jeffrey D. Pollard, Susan Quan, Thomas Kang, R. James Koch, 2005 Enhancing neuronal chloride extrusion rescues 2 3 GABAA mediated analgesia in neuropathic pain Nature Communications Evaluating the stability and safety of GHK Cu encapsulated in an Download Scientific Diagram Therapeutic exploration of biased ligands at class A G protein coupled receptors over the past 20 years ScienceDirect