Cause | Vitamin B12 deficiency
Cause Absorption disorders occur when vitamin B12 can no longer be sufficiently absorbed from the digestive tract.This may be due, for example, to the fact that parts of the gastrointestinal tract have been surgically removed, such as after a gastric or ilumectomy. Furthermore, chronic gastritis, i.e. chronic inflammation of the stomach, can prevent absorption of … Cause | Vitamin B12 deficiency