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Blood tests may be conducted to determine your current B12 levels

Vitamin B12 plays a key role in keeping your nervous system, metabolism, and red blood cell production functioning properly

If you or a family member are experiencing persistent tirednesseven after a good nights sleepor struggling with memory, concentration, or mood changes, a B12 deficiency could be a factor

Oral or topical versions probably dont need to be kept at such low temperatures but should at least be kept in a cool, dry environment

Related article: What Medications Need to Be Refigerated

Clinicians may monitor complete blood counts, vitamin B12 levels, methylmalonic acid, homocysteine, potassium, or other markers depending on the situation