Most people were not familiar with them until the attention they received because of the role they played in countering shortages of GLP-1 medications like Wegovy and Zepbound
GHK-Cu has also been linked to several other processes that support tissue creation and has been found to: Stimulate the synthesis of collagen in skin cells [3] Increase the accumulation of protein [3] Increase synthesis of decorin [4] Stimulate the synthesis of metalloproteinases Suppress the production of the inflammatory cytokine interleukin-6 [2] Stimulate antioxidant gene activity [2] Essentially, GHK-Cu is believed to help the body break down old tissue, repair DNA, and create new, healthier tissue
doi.org/10.3390/molecules191119066 Vasireddi, N., et al
Diabetes 61 , 29672979 (2012)
To their credit, LifeVantage did conduct human studies
however, supplementation with L-cysteine could lead to hypercysteinemia and potential toxicity