While these are population-level numbers, the principle applies to individuals as well: routine injection visits for non-deficient patients add up in copays, travel time, and appointment scheduling without delivering additional benefit
This option may be recommended for individuals who have difficulty taking vitamin B12 orally
However, these do have to be prescribed and administered by a healthcare professional, and are more likely to be given to people who have lifelong conditions affecting their ability to absorb B12 or who are at higher risk of consistent deficiency
The intranasal formulations are not approved to treat acute B12 deficiency
Metabolism and Cellular Bioenergetics NNMT activity is closely linked to nicotinamide metabolism, an important component of the NAD
Lipogenesis Inhibition: In adipose tissue, NNMT inhibition reduces lipid accumulation by up to 70% (in vitro), shifting the cell's priority from fat storage to energy expenditure