best time to take ghk cu injection morning or night Ever heard of GHK-Cu peptide? It's a naturally occurring copper peptide that helps repair tissue, stimulate collagen, and support skin healing. When used in injectable form, it works at a deeper level GHK-Cu Injectable - Team Wellcore
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[DOI] [PMC free article] [PubMed] [Google Scholar] 180.Lei J., Sun L., Huang S., Zhu C., Li P., He J., Mackey V., Coy D.H., He Q

Note: Use consistently for weeks to see best results
Handbook of Clinical Neurology 120: 915926

The key difference now is the absence of a commercial manufacturer
