All GHK-Cu peptide products from O/ura Labs are intended for external cosmetic formulation only and are supplied for topical application
Dig Dis Sci 54:20702083 Sikiric P, Seiwerth S, Rucman R, Turkovic B, Rokotov D, Brcic L, Sever M, Klicek R, Radic B, Drmic D, Ilic S, Kolenc D, Aralica G, Stupnisek M, Suran J, Barisic I, Dzidic S, Vrcic H, Sebecic B (2014) Stable gastric pentadecapeptide BPC 157-NO-system relation
Fatigue, cold sensitivity, weight gain, and mental fog are common early signs
There is no human trial to cite, because none exists
Vitamin C is very important in elderly people, patients with gastrointestinal problems like inflammatory bowel disease, chronic smokers, patients with food allergies, people who are taking high fat-containing foods, and people with liver diseases