side effects from b12 injections red urine after injection What are the of vitamin B12? Benefits of Vitamin B12 Shots
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Endocrinology & Metabolism, 140(12), 5616-5621
doi: 10.1186/1471-2458-12-394
This is especially true for those that are vegan or have had gastric bypass surgery, since they do not absorb enough B12 to keep your stores well-stocked
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Multiple doses are common at the start of treatment, with monthly maintenance injections afterward
