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Low B12 levels may be a contributing factor, which is why B12 shots are offered to help support energy, focus, and overall well-being
Because vitamin B12 is water-soluble, your body simply excretes any excess it doesnt need, which makes it very low-risk
After initial repletion, a maintenance dose is given, often 1,000 mcg intramuscularly every month or every 2 to 3 months, to prevent recurrence of deficiency
NNMT is a metabolic enzyme that uses S-adenosyl methionine (SAM) as a methyl donor to methylate nicotinamide , producing 1-methylnicotinamide plus S-adenosyl homocysteine
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