GHK-Cu has a low molecular weight, allowing it to penetrate the stratum corneum and exert its effects directly on dermal and follicular cells
doi:10.1111/bjd.16049 48
Additionally, a potential role of Se and selenoproteins in the BBB, BCB, and NVU is discussed
Further analysis suggested that the AOD 9604 peptide enacted the lipolytic action via increased energy expenditure and fat oxidation
Cross CE, van der Vliet A, Louie S, Thiele JJ, Halliwell B: Oxidative stress and antioxidants at biosurfaces: plants, skin, and respiratory tract surfaces
Cost is the clearest concern, with a noticeable share of buyers saying the product is too expensive for the results they observed