does b12 injection have side effects Vitamin and Safety Side Effects of Vitamin B12
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So far so good, dropped 8lbs in 2 weeks

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Suppose you are over the age of 75

Because it doesnt require conversion, Methyl B12 is more effective for many people especially those with genetic variations in methylation enzymes (like MTHFR)

To be clear: these were not individuals with a known Vitamin B deficiency
Jim May, FNP-C Born and raised in the Verde Valley
