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In these cases, oral supplements may be as effective as injections for many people
Reduced serum vitamin B12 levels ( 600pg/mL to be ideal
Unfortunately, the e-value is affected by the database size and several gaps and mismatches could be present without dramatically influencing the e-value
You can buy the supplements to swallow as pills, to dissolve under your tongue, or as nasal sprays
Other injectable formulations may be compounded preparations used at the discretion of the prescribing physician
These sprays are carefully calibrated for research applications, adhering to strict ethical and scientific standards
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