b12 injections vs tablets Vitamin vs. Supplements: Which is Right for You? The Advantages of B12 Injections

(Green R, et al., Nature Reviews Disease Primers, 2017 PubMed: 28660890 ) Because B12 is water-soluble, excess amounts that the body cannot use are excreted in urine rather than stored

First and foremost, its always a good idea to make sure youre actually deficient in this vitamin before you start taking it

Some of its most crucial functions include : Supporting the development of red blood cells Strengthening the brain and nervous system Enhancing immune reactions and function Vitamin B12 is present in many foods, but people with certain dietary restrictions may have a higher chance of developing a deficiency

Skin, tendons, ligaments, and connective tissues all require constant collagen turnover

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Persistently high readings without supplements can indicate liver, kidney, blood, or inflammatory conditions, so followup evaluation may be recommended