ghk cu copper overload risk wilson's disease Disease: Facing the Challenge of Diagnosing a Rare Wilson disease: MedlinePlus Genetics

Different reconstitution volumes produce different concentrations from the same vial: 50mg vial + 2ml water = 25mg/ml (very concentrated) 50mg vial + 2.5ml water = 20mg/ml (concentrated) 50mg vial + 5ml water = 10mg/ml (standard) 50mg vial + 10ml water = 5mg/ml (dilute) Higher concentrations require smaller injection volumes but may exceed solubility limits for some peptides

If you've used large water volumes, light blue color may be normal

Skin thickness and firmness: Clinical studies using topical copper peptide formulations documented measurable improvements in skin density, elasticity, and laxity reduction in human volunteers

In topical application, studies use concentrations of 0.01-1% in cream or serum formulations (Pickart et al., BioMed Res Int 2015For subcutaneous injection (research), doses vary depending on the experimental model