is a b12 injection worth it Vitamin Dosage for Adults: Guidelines The Truth About B12 Injections:

Intramuscular (IM) vitamin injections are administered directly into the muscle which means the vitamin will get absorbed by the muscle and blood vessels directly

Can be given directly or used as a food topper

Vitamin B12 traditionally has been administered parenterally for chronic enteropathies and EPI

The shoulder deltoid area is the preferred location

Under normal conditions, NNMT activity can consume substantial amounts of both nicotinamide and SAM, particularly in metabolically active tissues or during periods of metabolic stress

Laboratory investigations reveal that 5-amino-1MQ suppresses lipogenesis in adipocytes with an EC of 30 M, mechanistically achieved through restoration of cellular NAD+/SAM ratios that favor lipolysis over lipid storage