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Vitamin B12 is key to making red blood cells and keeping the nervous system healthy
By blocking NNMT, it prevents the enzymatic diversion of nicotinamide away from the NAD+ salvage pathway, preserving intracellular NAD+ levels and SAM availability
The presence of a disulfide bridge, combined with the addition of tyrosine at the N-terminus, significantly enhances the peptides stability, making it orally active [8]
Common side effects include mild pain, redness, or swelling at the injection site
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