Vitamin B12 test
Vitamin B12 is an important vitamin and performs many basic body functions such as brain health, production of blood cells and normal functioning of the nervous system. Please note that you should not eat or drink anything 6-8 hours prior to the test. Vitamin B 12 is measured when you may present with symptoms like Dementia, Loss of Appetite, Weakness, Increased heart beat etc. It is also tested in the case of pernicious anaemia. Pernicious anaemia is a medical condition in which the red blood cells are reduced and this occurs when the intestines do not absorb Vitamin B12.
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