Glutathione is naturally found in the body, and the U.S
in humans it is produced naturally by the liver
How Injectable GHK-Cu Dosage Works in Research Protocols Injectable GHK-Cu dosing protocols in published research protocols commonly references doses in the range of 1-2mg per administration, administered once daily or several times per week depending on the research design
Treatment durations in clinical practice range from 4 to 12 weeks for conditions like gastric erosions, NSAID-related gastropathy, or presumed intestinal permeability ("leaky gut")
PMID: 28490897 [LoE B] [3] Dilokthornsakul, W., Dhippayom, T., & Dilokthornsakul, P
(2010) transected the MCL in rats and treated with BPC-157 via three routes: local application, systemic intraperitoneal injection, and oral (in drinking water)