liposomal glutathione + vitamin c Glutathione, with C, Milk Thistle & Alpha-Lipoic Acid, Master Antioxidants, Pure Reduced L-Glutathione Liposomal glutathione with Vitamin C

The copper ion is essential to GHK-Cu's biological activity

The formula is straightforward: divide your desired dose in milligrams by the concentration in mg/ml, then multiply by 100 to convert to insulin syringe units

20% weight on overall vendor reputation pulled from the published formula across shipping, transparency, tenure, and lab credibility broadly

(10 g or 10 ng/kg/day), topical (1.0 g in cream), or per-oral (0.16 g/mL in drinking water) over 90 days and described directional improvements across biomechanical, functional, macroscopic, and histological endpoints, though specific effect sizes and p-values are not reported in the abstract