side effects of ghk-cu injections “Is actually worth it?” is genuinely one the most common questions in my comments, so let me finally answer it properly., The short version: copper peptides have real research behind them, GHK-CU Making Skin Worse: Complete
Description
One exception is His-568 from the upper lobe, which is hydrogen bonded to the carbonyl oxygen of the scissile peptide bond

HUNT genotyping was financed by the National Institute of Health (NIH), the University of Michigan, The Norwegian Research Council, and Central Norway Regional Health Authority and the Faculty of Medicine and Health Sciences, Norwegian University of Science and Technology (NTNU)
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CONCLUSION While the development of antiobesity drugs continues to look challenging, researchers retain the hope that effective and safe medications might be on the horizon
