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All mechanistic descriptions remain observational and confined to preclinical research systems
Some pursue B12 injections for energy during busy seasons or travel
Lets wrap this up
It uses a methyl group donated by S-adenosylmethionine (SAM) to methylate nicotinamide a vitamin B3 form that would otherwise be recycled back into NAD+
Standard 1,000-5,000 mcg IV B12 Dosing Guidelines The amount of IV vitamin B12 can vary a lot
Every person is different, so treatment needs to be tailored
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