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Some people may need more frequent injections to maintain their B12 levels
Some problems of the gut can also be a cause of vitamin B12 deficiency, but this is less uncommon, for example: surgery to remove parts of the bowel (the stomach or the end of the small intestine) Crohn's disease atrophic gastritis (where the lining of the stomach is thinned)
Never leave it above 25 degrees Celsius for more than a few hours
It is commonly used as a diluent or solvent in laboratory and research applications where maintaining sterility is important
However, some nerve damage from long-term deficiency may be permanent
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