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This ingredient has been linked to serious and sometimes fatal Gasping Syndrome in premature infants and is generally avoided in this group
It is widely used in biochemical research as a selective, substrate-competitive inhibitor of nicotinamide N-methyltransferase (NNMT)
Not getting enough B12 from foods like leafy greens or having an unhealthy gut can also reduce B12 absorption
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Finally, B12 is required to make myelin, the protective layer that coats nerve cells. B12 also works alongside folate to produce red blood cells, and without adequate B12 those cells grow abnormally large and lose their ability to carry oxygen efficiently
