It is unique among vitamins in that it contains a metal ion, cobalt
Pre-mixed research formulation
22,23 In patients with a normal or low-normal serum vitamin B 12 level, complete blood count results demonstrating macrocytosis, or suspected clinical manifestations, a serum methylmalonic acid level is an appropriate next step 1,2,6,18 and is a more direct measure of vitamin B 12 's physiologic activity
Although stress is also a factor which may influence someones blood pressure, no doctor treating individuals with hypertension would consider that those needing a higher dose and more different types of blood-pressure-lowering drugs are mentally unstable, making up their disease, or suffering from the placebo effect
How often do I need vitamin B12 injections
Cyanocobalamin Injection 1000mcg/ml is available in 1ml,multiple-dose, sterile vials for administration