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It is available through compounding pharmacies in some jurisdictions but is not an FDA-approved medication
The right dosage, combinations with other therapies, and careful monitoring are critical for success
Once in the body, B12 works to support the proper functioning of the brain and nervous system, as well as the production of red blood cells and DNA
doi:10.1016/j.yrtph.2020.104665 Chang CH, Tsai WC, Lin MS, Hsu YH, Pang JHS
The stomach gradually produces less acid and intrinsic factor, and then the nutrients stop being absorbed appropriately
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