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Every person is different, so treatment needs to be tailored
Usually, injections are given weekly or every two weeks at first
Please note that all the risks mentioned are only associated with extremely high doses of vitamin B12
If oral replacement is used for malabsorption, NICE specifies a dose of at least 1 mg a day
Ongoing studies continue to explore these relationships across multiple areas of metabolic research
Human side-effect rates and interaction risks are not established
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