GHK-Cu in cosmetics (creams, rejuvenating serums) is allowed in the EU under the Cosmetic Regulation (EC 1223/2009), with aesthetic claims and application to the skin
However, long-term adherence to these lifestyle changes remains challenging for many patients, and liver health improvements often take time to manifest
Addressing the root cause of these issues is not as simple as replacing DAO with a supplement (1, DAO supplements work to break down histamine that enters your body externally, such as from food or beverages
Lenzi A, Lombardo F, Sgr P, Salacone P, Caponecchia L, Dondero F, et al
Insulin sensitivity improvements compound with the changes already driven by weight loss