Articles about vitamin B12 often refer to fortified products such as cereals that can provide a dietary source of B12
Therefore, laboratories commonly utilize analytical review, comparative assessment, and structured observational studies to better understand material properties and laboratory handling considerations
Geriatric Vitamin B12 deficiency is common among elderly patients, affecting around 20% of some communities
For most healthy people, tablets work perfectly well
B12 injections are shots that contain high doses of vitamin B12, used to quickly elevate levels in someone with a deficiency
High levels of B12 are a warning sign: While low serum cobalamin levels do not necessarily imply deficiency, an abnormally high serum cobalamin level forms a warning sign requiring exclusion of a number of serious underlying pathologies