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(2009) Effectiveness of vitamin B12 in treating recurrent aphthous stomatitis: a randomized, double-blind, placebo-controlled trial
Simply because the ingredients used in these treatments are derived from natural sources, which means they have a significantly lower risk of unintended side-effects
While adequate and well-controlled studies specifically in pregnant women are limited, vitamin B12 is essential, and its requirements increase during pregnancy
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Actually, the person writing this serious accusation does not realize that approximately half the people with symptomatic B12 deficiency have serum B12 concentrations within the so-called normal range for the general population
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