is topical ghk cu effective After the copper peptide wave hit Manila, the next frontier has quietly arrived: GHK-Cu in injectable form, marketed as a “peptide pen” by overseas longevity sites and resold by local importers GHK-CU Making Skin Worse: Complete
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But it went through many rounds quality control with various members of the community before the current recipe was finalized

July 2003

Differential Expression Level of Cytokeratin 8 in Cells of the Bovine Nucleus Pulposus Complicates the Search for Specific Intervertebral Disc Cell Markers

Common side effects include conjunctival hemorrhage, eye pain, and temporary blurred vision, which are usually mild and resolve without treatment

The name comes from its original discovery context, the compound was first isolated from the brains of rabbits during electrically induced delta wave sleep

doi: 10.1214/19-AOS1866 37
