People with symptoms of vitamin B12 deficiency It is a good idea for anyone with the following signs and symptoms of a vitamin B12 deficiency or pernicious anemia to consult a doctor: People with gastrointestinal issues Conditions that affect the gastrointestinal tract may affect vitamin B12 release or absorption, including: pernicious anemia, which can lead to gastric atrophy, or damage to the stomach fish tapeworm infestation bowel or pancreatic cancer folic acid deficiency overgrowth of bacteria in the small intestine diabetes thyroid disease Crohns disease celiac disease chronic pancreatitis People who have undergone gastrointestinal surgery, including weight loss, may have fewer cells necessary to secrete stomach acid and intrinsic factor
( Djadjo, S., & Bajaj, T
Deficiency in B12 can result in symptoms such as trouble concentrating, memory problems, and mood changes
Some contraindications (reasons not to take B12 shots) include: Allergies to cyanocobalamin or methylcobalamin Kidney or liver disease Eye issues, especially if you have Lebers disease A current infection If youre taking medication related to bone marrow You should talk to your doctor about the above conditions before getting B12 injections
Adipose tissue derived bacteria are associated with inflammation in obesity and type 2 diabetes (in Eng)
It can take a few weeks to a month to notice the effects of B12 shots, since your body has to replenish your stores of this vitamin