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You may even have better hearing at higher frequencies with an iron-rich diet
There is no universal schedule for every patient
Schilling test: Though less commonly used today, the Schilling test evaluates the absorption of Vitamin B12
Vitamin B12 can be bought in oral form
B12 should be kept out of the reach of children
Non-medical usage, such as for immune boost, athletic preparation, or recovery, allows for personal choice in determining injection frequency, with some doctors suggesting a few vitamin B12 injections throughout the year
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