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Whether used for medical necessity or off-label purposes, the potential complications range from uncomfortable to life-threatening, making it essential to approach treatment with appropriate medical supervision and preliminary testing

NAD+ metabolism is also linked to immune function, regulation of inflammation, and cellular stress signaling, all of which are important for maintaining tissue health and reducing disease risk

doi: 10.1002/ctm2.382 164 ZarjouABolisettySJosephRTraylorAApostolovEOArosioPet al

Theres a fourth supporting argument that goes along with that quote above which states that vitamin B12 comes from bacteria in the soil