b12 injection The Advantages of Injections Versus Oral Supplements: Shawn Veiseh, M.D.: Family Medicine Vitamin B12 is not made by the body and is provided either by diet or supplementation Why Do You Need B12
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As such, individuals adhering to plant-based diets should be mindful of their B12 intake

If your deficiency is due to temporary dietary factors that have been resolved, your provider might reduce the frequency or transition you to oral supplements

Not for use in diagnostic procedures, human use, or veterinary use
Low levels of this vitamin can cause anemia, which might trigger tiredness or shortness of breath
