is topical ghk cu effective GHK-CU Making Skin Worse: Complete Troubleshooting Guide this serum taps into the science of coppers role in supporting the scalps natural environment Understanding Topical GHK-Cu Peptide Benefits

Use within 28 days of reconstitution

References Baar M.P

Phase 2 Side-Effect Frequencies at 4.5 mg/week (Lancet 2021) Side Effect Nausea Incidence at 4.5 mg/week 47% Side Effect Injection-site reactions Incidence at 4.5 mg/week 43% Side Effect Constipation Incidence at 4.5 mg/week 21% Side Effect Fatigue Incidence at 4.5 mg/week 20% Side Effect Allergic reactions (any) Incidence at 4.5 mg/week 10% Side Effect Vomiting Incidence at 4.5 mg/week 8% Side Effect Loose stools Incidence at 4.5 mg/week 7% Side Effect Headache Incidence at 4.5 mg/week 7% Side Effect Indigestion Incidence at 4.5 mg/week 4% Incidence was lower at lower doses

How GHK-Cu Works Inside Your Body Think of GHK-Cu as a master communicator for your cells