why give vitamin b12 injections Why Do You Need B12

Published preclinical studies have investigated 5-Amino-1MQ as a selective inhibitor of Nicotinamide N-methyltransferase (NNMT) in laboratory models (Neelakantan et al., 2018)

William Castle demonstrated that gastric juice contained an "intrinsic factor" which when combined with meat ingestion resulted in absorption of the vitamin in this condition

Working closely with folate (vitamin B9) in the synthesis of DNA and RNA (essential for the growth and function of all cells in the body), it helps in DNA Synthesis and repair

The usual daily recommended amounts of cyanocobalamin, vitamin B12 either through dietary intake or supplementation should be taken during pregnancy (see Dosage)