Following weightloss course of action, protecting adequate vitamin B12 concentrations is important because the surgical procedure alters your gastrointestinal tract, impairing natural B12 absorption. B12 supports nerve purpose, blood mobile creation, and DNA synthesis; deficiencies may cause neurological challenges and anemia. Steady supplementation with superior-dose B12 and typical ... http://www.amazon.com/Bari-B12-Max-Methylcobalamin-Bariatric-Friendly/dp/B0FK1345B9