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Vitamin C and some supplements may interfere with certain laboratory tests depending on timing and assay method
Never forget that Vitamin B12 provides an energy boost that will benefit your exercise regimens
The people who are at the highest risk of B12 insufficiency or deficiency are older adults, those with atrophic gastritis, gastrointestinal disorders, pernicious anemia, those who have had gastrointestinal surgery, vegans, and vegetarians
Journal of Biological Chemistry, 202, 445-456.
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