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CL Answer Can taking too much vitamin B-6 be dangerous
NNMT (Nicotinamide N-Methyltransferase) is a cytosolic enzyme that catalyses the transfer of a methyl group from S-adenosyl-L-methionine (SAM) to nicotinamide producing 1-methylnicotinamide (1-MNA) and S-adenosyl-homocysteine (SAH) as reaction products
Currently there is no established upper limit for B12 due to the low potential for toxicity
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