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It functions as an electron carrier in cellular respiration and as a substrate for sirtuins (longevity proteins) and PARP enzymes (DNA repair proteins)
Feb 2000;30(1):41-47
Your provider will walk you through the administration during your consultation.
Lauren Leavitt, M.D
Since your body naturally does not make vitamin B12 on its own, you will have to take it from another source like animal-based foods, pill supplements, or injections
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