Adverse effects observed in trials to date include: Gastrointestinal symptoms nausea, vomiting, diarrhoea, and constipation (common with GLP-1 receptor agonists) Reduced appetite and weight loss , which may be excessive in some individuals Elevated heart rate , a concern noted with glucagon receptor agonism As with other incretin-based therapies, there is also a class-level signal for acute pancreatitis and gallbladder disease (including cholelithiasis and cholecystitis)
It is not appropriate for buyers expecting FDA-approved outcomes, competitive athletes subject to WADA testing, or anyone seeking treatment for a medical condition
All of the compounds were prepared as solutions in isotonic saline and dosed as s.c
For skin, hair, and healing, the answer looks promising enough that GHK-Cu has stayed relevant for decades instead of disappearing like most peptide trends do
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