This cycling approach serves multiple purposes: it prevents potential receptor desensitization, maintains copper homeostasis, and allows assessment of results before continuing
Checking for bubbles After drawing your dose, hold the syringe needle-up and check for air bubbles
Cells were treated with 0 or 10 mmol/L of PhS for 24 hours and then treated with hydrogen peroxide (0, 10, 20 mol/L) for 5 hours in the absence or presence of reduced glutathione (0, 0.05, 0.1, 0.2, 0.5 mmol/L)
Note: Epithalon is not approved for medical use and is limited to research settings
it is naturally occurring, nontoxic, and is active at a very low nanomolar concentration.11 Another piece of research described GHK-Cu as a safe, inexpensive, extensively studied compound.3 These conclusions primarily apply to topical GHK-Cu, but even with injectables, the lack of serious adverse events in animal subjects points to a general tolerability regardless of the route of administration