In laboratory research, its activity on skin's structural molecules has been observed at just 110 nanomolar a very low, nontoxic level , where GHK-Cu stimulated both the synthesis and breakdown of collagen and glycosaminoglycans.1 Signaling molecules like this work by fitting a lock, not by flooding the room
However, M2 macrophages tend to secrete anti-inflammatory factors, such as IL-10, potentially aiding inflammation resolution in later stages (110, 111)
Garden of Life told Good Housekeeping that the label claims on their products are validated to make sure what is on the label matches the contents of the bottle accurately
has consultant contracts with Medartis, BioSILK and Swemac
doi: 10.1038/s41568-019-0149-1 67 ShimadaKSkoutaRKaplanAYangWSHayanoMDixonSJet al