glutathione injections pubmed for skin lightening: a regnant myth or evidence-based verity? Glutathione IM | The Center
Description
Amino Acids 45, 95112

Experimental literature associates BPC-157 with: VEGF signaling, nitric oxide modulation, FAK-paxillin pathways, endothelial survival, fibroblast migration, and soft tissue resilience
15 min before a dose of vehicle (water by oral gavage)

And yes, theres more when you have long-term high cortisol levels
