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In people aged 50 and over, adequate consumption of vitamin B12 is thought to be important for maintaining good vision and protecting against macular degeneration
Regular supplementation helps prevent neurological symptoms linked to deficiency
Until human safety data exists, anyone with a cancer history should avoid 5-Amino-1MQ outside formal oncology research
Bechtel L
NNMT is a cytosolic enzyme that methylates nicotinamide (vitamin B3) using S-adenosylmethionine (SAM) as a methyl donor
However, for various reasons, including dietary restrictions or absorption issues, many people do not get enough B12 from their food alone
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