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Methionine in turn is required for the synthesis of S-adenosylmethionine, a methyl group donor used in many biological methylation reactions, including the methylation of a number of sites within DNA, RNA, and proteins ( Figure 1 ) (3)
Talk to your healthcare provider if you have unusual or severe adverse effects
GEMS crosswalks are approximate
Without blood testing, you cant confirm oral supplements are effectively raising your B12 levels
Fasted-state administration maximizes bioavailability by eliminating dietary nicotinamide competition for NNMT binding sites
Goody MF et al
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