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Its well-studied, stable at refrigerated temperatures, and effectively inhibits the growth of most common bacteria that could be introduced into a multi-use vial
You can get vitamin B12 from many dietary sources and animal products, such as: Meat Fish Eggs Dairy products Nutritional yeast Fortified foods Many People Are Deficient According to the National Institutes of Health (NIH), about 12.5% of adults in the U.S
Another possibility is the following: after uptake, vitamin B12 is slowly bound to serum vitamin B12 proteins ( The mechanism by which vitamin B12 administration exerts its positive effect on ME/CFS patients is unknown
It has no FDA-approved medical use and no USP/NF monograph
