One way it does that is by supporting T cells and natural killer cells, white blood cell types that help phagocytic cells like macrophages to attack foreign invaders and protect you from infection. 3
It is involved in the metabolism of toxins and carcinogens, DNA synthesis and repair, protein and prostaglandin synthesis, amino acid transport, immune system function, prevention of oxidative cell damage, and enzyme activation
For example, you can break up the injections in the stomach into four different locations (imagine a cross going down the centre of your belly button to create four different injection sites)
Deficiency after gastric banding is therefore primarily related to: Reduced dietary intake and food tolerance , limiting consumption of B12-rich foods Use of acid-suppressing medicines (PPIs or H2RAs) , which can impair the release of B12 from food proteins and reduce absorption of food-bound B12 [4] Crystalline B12 the form found in supplements and fortified foods does not require acid or pepsin for release