Video review standard Clinical fact-check snapshot FormBlends treats social health videos as a starting point, then checks the claim against medical context, source quality, safety limits, and whether licensed provider review belongs in the next step
If you have certain digestive disorders, including pernicious anemia, or have had gastric bypass surgery, oral B12 will simply not work because you can't absorb it correctly
doi: 10.1002/jcla.23496 271 LiuFFengXXZhuSLLinLHuangHYZhangBYet al
Our injectable B12 is methylcobalamin, which is an active, native form with no recorded anaphylactic reactions in medical literature
As FDAs Russell Wesdyk put it during the meeting: Weve never faced a problem of, What is it? Mary Thanh Hai, who directs FDAs Office of New Drugs, made a related point about how little of the grey-market supply chain is subject to any reporting requirement
According to StatPearls , patients with pernicious anemia require lifelong vitamin B12 injections and may want to consider dietary changes for B12 deficiency