There is After having a B12 shot, a person should monitor for adverse symptoms and seek medical help if they experience: severe pain at the injection site mild diarrhea a swelling sensation in the body temporary itching of the skin In rare cases, a person may also be at risk of: anaphylaxis pulmonary edema congestive heart failure peripheral vascular thrombosis, which involves blood clots polycythemia vera, which is a type of blood cancer If anyone experiences difficulty breathing, hives, or swelling, they need emergency medical help
After having bariatric surgery, the stomach produces less intrinsic factor, a protein necessary for the absorption of vitamin B12
Early brain development in fetuses.89 Cyanocobalamin Otherwise known as vitamin B12, cyanocobalamin derives its name from the fact that it has a cyanide group attached to its molecule and also contains the mineral cobalt
In some cases, these reactions are linked to cobalt, the central metal ion in the Vitamin B12 molecule