Gopal Grandhige, MD, FACS, Board-Certified Surgeon Last Reviewed: February 28, 2026 GHK-Cu is a copper peptide complex (glycyl-histidyl-lysine combined with copper) that naturally occurs in human saliva, plasma, and urine
But that has not stopped them from gaining a foothold in the burgeoning marketplace for wellness hacks and alternative remedies
For example, combining B12 injections with Huemn's Whole Body Cryotherapy could amplify both treatments' energy-boosting and metabolic benefits
Neural Regener
Again, its important that you remember: Glutathione supplements taken on their own DONT work where skin whitening is concerned
Active principles L-glutathione (GSH) : tripeptide made up of cysteine, glycine, glutamic acid, its levels are especially high in hepatic tissue, in the pancreas, in the lungs and in the adrenal glands