Sabeen S, Holroyd S
Per mg the two are similar Body Pharm 3.44/mg vs Alluvi 3.25/mg so this comparison comes down to documentation, not price
Late signs of deficiency can include anemia, neurological, and psychiatric symptoms
Safety: Its important to note that while AOD-9604 demonstrated excellent safety and tolerability, the clinical development program was ultimately discontinued because efficacy for weight loss did not meet regulatory approval standards
"A Systematic Review of Systematic Reviews on the Epidemiology, Evaluation, and Treatment of Plantar Fasciitis." Life (Basel) , 2023

Common side effects (minimal) Most people: No side effects GHK-Cu extremely well-tolerated Natural peptide (found in body) Minimal adverse effects Possible minor effects: Injection site stinging (common, harmless) Minor bruising at injection sites Slight blue tint to injection site (copper, temporary) Mild headache (rare) Managing side effects: Stinging: Inject slowly, warm peptide to room temp Bruising: Rotate sites, proper technique Blue tint: Normal, fades within days Headache: Hydrate well, reduce dose Contraindications and cautions Avoid if: Pregnancy or breastfeeding (no data) Active cancer (theoretical copper concerns) Wilson's disease (copper metabolism disorder) Hemochromatosis (iron overload, copper caution) Use caution with: Copper supplements (avoid taking both) High copper foods (monitor intake) Liver disease (copper metabolism) Generally safe for: All ages (adults) Men and women Long-term use Most health conditions Copper toxicity concerns Is copper in GHK-Cu dangerous