As cellular aging occurs, several things start going wrong within cells
BPC-157 is not FDA-approved and all available safety data comes from preclinical (animal) studies
Run that twice, once for BPC-157, once for TB-500, and the effective ratio at the point of injection can drift well outside the intended design
For example, a small number of subjects reported the following mild side effects in the course of a four-week glutathione study at the dose of 1g/day [13]: Flatulence Loose stools Flushing Weight gain In a more specialized study involving cystic fibrosis patients and much higher glutathione doses, some of the patients reported tightness in the torso, diarrhea, and fever-like symptoms [14]
They argued that a pharmacy cannot compound its way around basic uncertainty about identity, effectiveness, dosing, and long-term safety