Pickart [3]: The molecule is very safe and no issues have ever arisen during its use as a skin cosmetic or in human wound healing studies. GHK-Cus biological actions appear to be health positive, hence its inclusion in a wide variety of cosmetic products such as hair growth serums, creams, lotions, and even dermal patches
These products include bleaching creams, soaps, and pills, as well as professional treatments like chemical peels and laser therapy
Support for graceful aging
Warning: it is not recommended that you take glutathione if you are undergoing chemo or radiation therapy for cancer or any other condition
Documents GHK-Cus effects on extracellular matrix components including collagen I, collagen III, elastin, and decorin, with quantitative data on synthesis stimulation at various concentrations.