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When B12 injections are used for wellness or preventive support, theyre generally not covered by insurance
Older Adults: As we age, the bodys ability to absorb B12 decreases, making supplementation important for older adults
Some patients may experience mild redness or tenderness at the injection site
This systematic review and meta-analysis aimed to evaluate and compare the effectiveness of sublingual and oral vitamin B12 administration in comparison with intramuscular (IM) injections, both for improving serum cobalamin and reducing homocysteine levels
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