5-amino-1MQ (5-amino-1-methylquinolinium iodide) is a small-molecule selective inhibitor of nicotinamide N-methyltransferase (NNMT), the enzyme that methylates nicotinamide using S-adenosylmethionine (SAM)
They should be kept at room temperature, away from moisture, heat, and especially light, as light can make the vitamin unstable
For maintenance in chronic conditions, monthly injections are typical
None of the products listed have been evaluated or approved by the FDA, MHRA, Health Canada, TGA, or any equivalent regulatory body for clinical, diagnostic, or therapeutic use
Researchers have also shone many spotlights on it because of its fast healing of injuries, especially of connective tissues such as ligaments, muscles, and tendons
Neither is universally "better"-it depends on your goal