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
A genetic study in people with diabetes and overweight has identified genetic variants that influence the response to weight loss with this drug
doi:10.1016/j.jpsychires.2016.02.023
Botfield HF, Uldall MS, Westgate CSJ, Mitchell JL, Hagen SM, Gonzalez AM, et al
GLP-Activate is formulated with seven research-backed ingredients to support healthy metabolism and weight management as part of a balanced lifestyle.*
These medications can sometimes push people into chronically under-fueling themselves