According to the NIH Office of Dietary Supplements, B12 plays a key role in: Making red blood cells and preventing megaloblastic anemia Maintaining healthy nerve function and the myelin sheath that protects nerves DNA synthesis Supporting brain function and preventing cognitive decline Converting food into energy (cellular metabolism) Because B12 is found almost exclusively in animal products meat, fish, dairy, and eggs certain groups of people are at much higher risk of deficiency than others
I Feel Tired All the Time
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Food and Drug Administration (FDA) for human use or medical application
Monthly Dosing Volumes How often you get vitamin B12 shots can change, from weekly to monthly
Sometimes it can be an early clue to a hepatic, renal, hematologic, inflammatory, or malignant process