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A vitamin B12 injection can improve the functioning of the digestive system, preventing issues such as constipation, diarrhoea, and nausea
A B12 self-injection pen is available as an option for patients who prefer it over a traditional syringe
2 mg Dose: Draw 40 units (0.4 mL)
So, a deficiency not only causes neurological problems, but it makes you anemic
[114] This functionality is lost in vitamin B 12 deficiency, and can be measured clinically as an increased serum methylmalonic acid (MMA) concentration
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