If your skin barrier is already damaged from over-exfoliation, eczema flares, or aggressive treatment protocols, adding any new active, including GHK-Cu, can cause irritation
Functional medicine will usually prioritize: Identifying food triggers and patterns Supporting digestion and motility Looking for nutrient deficiencies Considering stool testing when appropriate Addressing stress physiology, since gut symptoms are strongly connected to it BPC-157 might come up, but it should not replace foundational gut work
There is no published, peer-reviewed, full-paper randomised human trial with accessible results showing that BPC-157 is effective or safe for any indication
"Tesofensine (NS 2330), a monoamine reuptake inhibitor, in patients with advanced Parkinson disease and motor fluctuations: the ADVANS Study"