Following weight-loss course of action, sustaining suitable vitamin B12 levels is vital since the surgical procedures alters your gastrointestinal tract, impairing all-natural B12 absorption. B12 supports nerve purpose, blood mobile production, and DNA synthesis; deficiencies could potentially cause neurological problems and anemia. Ongoing supplementation with large-dose B12 and norm... https://en.wikipedia.org/wiki/Vitamin_B12