Consistency matters
A deficiency of Vitamin B12 can lead to advanced anemia where the red cells are fewer in number but are larger than normal (macrocytic)
occasional reports of mild headache, transient jitteriness, or injection-site reactions
Allergic Reactions: In rare cases, individuals may experience allergic reactions to MIC+B12 injections, which can manifest as hives, itching, rash, difficulty breathing, or swelling of the face, lips, tongue, or throat
Also, after weight loss surgery, patients are on a very restricted diet and adjusting to a reduction in stomach capacity making it difficult to ingest all the nutritional supplements required