Regulatory status varies by compound
Plus, the symptoms of low B12 can be very subtle, or they may be confused for symptoms of other conditions
But as a medical professional, I must be clear: The benefits of BPC-157, TB-500, and other unapproved peptides are scientifically unfounded
Seiwerth and colleagues (Inflammopharmacology, 1999) documented effects on angiogenic growth factor pathway signalling, and subsequent work has expanded characterisation to include VEGF receptor 2 upregulation, endothelial cell migration in capillary-formation assays, and improved healing in ischemia-reperfusion preparations
It may seem contradictory that both diarrhoea and constipation appear on the side effect list, but this reflects the variability in individual responses to slowed gastric emptying