is glutathione good for cancer has a number of critical roles in healthy and tumor cells, Study Finds Cancer Cells Use

In rare situations, B12 shots itching rash anaphylaxis, a life threatening condition that can cause a fast heartbeat and difficulty breathing Other side effects that can occur include: shortness of breath, fast weight gain, and swelling congestive heart failure, the inability of the heart to adequately pump blood pulmonary edema, the buildup of fluid in the lungs peripheral vascular thrombosis, the obstruction of a vein with a blood clot hypokalemia, low potassium levels that can cause irregular heartbeats and muscle weakness fever tingling, numbness, and joint pain swollen tongue polycythemia, an increase in the red blood cell mass Additionally, B12 B12 shots are not necessary for weight loss

doi: 10.1146/annurev-immunol-042718-041841 15 BuS.ChengX.ChenM.YuY

Bigger studies need to be done

Cancer 13 , 611623 (2013)

Separating promise from proof One of the biggest misconceptions surrounding BPC-157 is that its popularity reflects a strong body of clinical evidence