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The enzyme NNMT normally changes nicotinamide, a form of vitamin B3, by using methyl groups, which lowers nicotinamide adenine dinucleotide (NAD+) levels
| 07.22.25 | 3 min read
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In short, giving Vitamin B12 IV needs careful thought about the dose, how its given, and whos watching over it
Free vitamin B12 then combines with intrinsic factor a substance secreted by the stomach cellswhich enables it to be absorbed from the small intestine
Some patients must continue to take supplements or receive injections for life depending on the reason for the deficiency
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