For the most part, elevated levels of vitamin B12 are not dangerous. However, there are a few diseases that may cause these levels to increase. These include hypereosinophilic syndrome, polycythemia Vera, and two forms of leukemia.
While Vitamin B12 is a water soluble vitamin, it's presence in excess is cause for concern. Elevated Vitamin B12 may be signs of liver disease or certain types of leukemia .
Vitamin B12 deficiency is when there is a low blood level of vitamin B12. If it is left untreated, it can cause damage to nervous tissue. There is a wealth of information regarding B12 deficiency on the Wikipedia site.
No, This has not been recognised as a cause for RA.
No, but a vitamin b12 deficiency cause megaloblastic anaemia
no
Having a deficiency in vitamin B12 could be a contributing factor of eye problems. Double vision is a certain condition that can happen because of a vitamin B12 deficiency.
Vitamin B12 helps in reducing the TSh levels and controllng hypothyroidism (I was prescribed high dosages of B12 as i had high TSH levels due to hypothyroid)
Iron, at least, certainly can (it may also cause greenish stool).
vitamin b12 deficiency
One can purchase Sublingual B12 vitamins from High Street stores and online retailers. On the High Street Holland & Barrett sell them. Online, they can be bought from Amazon.
Surgical removal of the stomach can cause dumping syndrome or vitamin B12 deficiency.