Immediately after fat loss procedure, sustaining sufficient vitamin B12 concentrations is important since the surgical procedure alters your gastrointestinal tract, impairing purely natural B12 absorption. B12 supports nerve purpose, blood cell generation, and DNA synthesis; deficiencies may cause neurological challenges and anemia. Constant supplementation with higher-dose B12 and co... http://www.amazon.com/Bariatric-Multivitamin-Antioxidants-Sublingual-Methylcobalamin/dp/B0FW6GZ78Q