Just after weight loss technique, protecting sufficient vitamin B12 concentrations is essential as the surgical procedures alters your gastrointestinal tract, impairing normal B12 absorption. B12 supports nerve functionality, blood mobile output, and DNA synthesis; deficiencies may cause neurological problems and anemia. Continual supplementation with significant-dose B12 and common c... http://www.amazon.com/Bari-B12-Max-Methylcobalamin-Bariatric-Friendly/dp/B0FK1345B9