Here, its framed honestly: evidence-informed, monitored, and used with respect for the rest of your physiology
medical institutions and licensed to practice in your state
Annals of the New York Academy of Sciences (2010) 9
the freed B12 combines with intrinsic factor so that the body can absorb the vitamin)
Typically, a balanced diet can provide most of the vitamins and minerals you need, but especially if you have a health condition, your doctor may recommend supplements
NHS approach to B12 deficiency: NICE Clinical Knowledge Summaries recommend investigating B12 deficiency in patients presenting with macrocytic anaemia, unexplained neurological symptoms, or risk factors including pernicious anaemia, gastrectomy, malabsorption disorders, metformin use, proton pump inhibitors, or nitrous oxide exposure