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Even modern biologics have a low-to-moderate response rate
doi: 10.1016/j.intimp.2023.110971, 117 ZhaiL.XiaoH.LinC.WongH
If blood tests show clearly low levels (thresholds vary by lab, but often below roughly 200 pg/mL) or there are signs of anemia, a provider may recommend weekly injections for the first several weeks as a correction or "rescue" phase
With busy and hectic lives, you may well be feeling tired and rundown, looking for a pick-me-up, an immune system boost, or even the promise of weight loss and a more youthful spring in your step, but are vitamin B12 shots worth it, especially if you are not deficient in this vital vitamin
Why an Injection Instead of a Pill
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