Advances in clinical chemistry , 87 , 141159
The exact content of the ingredients is not guaranteed
Before we dive into the list of GHK-Cu contraindications, let's quickly align on what GHK-Cu is
Respectable on its own
Each capsule pairs the glutathione with two additional plant-based compounds: 100 mg of milk thistle extract standardized to 80% silymarin flavonoids, and 50 mg of alpha lipoic acid, a compound soluble in both water and fat
Where the pricing conversation lands On its own pricing page (joinfridays.com/pricing, checked 2026-07-20), Fridays lists compounded semaglutide at $249/mo and compounded tirzepatide at $359/mo on a month-to-month basis, with no membership fee, free shipping, and coaching plus dietitian support folded in