After weight reduction process, preserving satisfactory vitamin B12 concentrations is essential since the medical procedures alters your gastrointestinal tract, impairing normal B12 absorption. B12 supports nerve function, blood cell production, and DNA synthesis; deficiencies can result in neurological problems and anemia. Continual supplementation with significant-dose B12 and typic... https://en.wikipedia.org/wiki/Vitamin_B12