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Living with undiagnosed pernicious anaemia can etch away ones quality of life, making the simplest of chores seem like monumental tasks
One hypothesis from researchers at Harvard Medical School: chronic NNMT suppression might alter methylation donor availability, since NNMT consumes S-adenosylmethionine (SAM) as a methyl donor
People on heavily restricted diets may also experience vitamin B12 deficiency
doi:10.1038/s42255-023-00916-6
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