Vitamin B12 is typically well-tolerated, but in very rare cases, there are serious side effects to be aware of. Learn more about them here.
In this global network study, researchers examined vitamin B12 levels as a possible biomarker for outcomes in colon cancer.
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Can you take vitamin B12 and magnesium together?
Medically reviewed by Leigh Weddle, PharmD Vitamin B12 and magnesium are essential nutrients for energy production, nervous ...
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