Because GHK is naturally present in the body, declines with age, has an extensive safety record, and shows consistent regenerative and protective effects across many tissues (skin, lung, nerve, connective tissue, and more), the study proposes that GHK represents a promising therapeutic and preventive compound
Cell 6 , 13651375 (2000)
Pure Glutathione Injections Focused mainly on skin lightening and detoxification
The trial also reported that the most common adverse events were mild to moderate gastrointestinal issues, consistent with the GLP-1 receptor agonist class, and these diminished over time
Persistent symptoms could indicate reflux, food intolerance, or dosage imbalance
The math below assumes 2.5 mg/mL concentration unless noted