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Oral versus intramuscular administration of vitamin B12 for the treatment of patients with vitamin B12 deficiency: a pragmatic, randomised, multicentre, non-inferiority clinical trial
Poor diet, stress, chronic illness, and aging can all contribute to a lack of essential nutrients
Experimental evidence from knockout models suggests that reduced NNMT activity is associated with resistance to tumor formation, leading to speculation about a possible role for this enzyme in cancer biology
Serious adverse effects are rare in clinical studies
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