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Conclusion: Sublingual and oral B12 supplementation appear to be as effective as intramuscular (IM) injections in improving cobalamin status and reducing homocysteine levels
Other methods, like intravenous injection, can be difficult and costly
(Before diving in, remember: Always consult with a healthcare professional before considering new treatments
This article aims to clearly understand how long vitamin injections last, their benefits, and potential risks
Schwarz EJ, Reginato MJ, Shao D, Krakow SL, Lazar MA
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