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They have lots of advice on using Vitamin B12

For pernicious anemia, B12 injections aren't a wellness trendthey are a medical necessity

1, 2013, pp

doi:10.1016/j.jaccao.2022.10.014

This is especially important for patients who have any GI-related problems: reflux/heartburn, SIBO/SIFO, chronic constipation, leaky gut, patients who are on acid blockers, etc
