These are general guidelines, and individual needs can depend on your age and health status
In addition, people with gastrointestinal issues that prevent absorption of nutrients from the gut can develop vitamin B12 deficiency symptoms
For people with a genuine deficiency, yes, the evidence is solid
Key considerations for B12 intravenous dosing include: Initial dose: 1,000 mcg per infusion Frequency of administration: varies based on clinical need Monitoring of patient response to adjust dosing as necessary IV Infusion Methods and Duration B12 IV infusions are given slowly to avoid side effects
We suggest working with your healthcare team to get the correct dose since this can vary quite a bit
For some patients, especially those with low energy tied to nutritional gaps, support can make it easier to stay consistent