The primary studies below, in animal and in-vitro neural models, recorded electrophysiological, transport, and enzyme-activity endpoints, with the work centred on the nonapeptides slow-wave cortical signature and its handling by the central nervous system
Further, long-term use of acid-reducing drugs and the anti-diabetes drug metformin and repeated exposure to nitrous oxide have been implicated in vitamin B 12 deficiency (see Drug interactions)
RESULTS VARIABILITY DISCLAIMER: Individual results from dietary supplement use vary based on numerous factors including age, health status, diet, exercise, and other variables
cyanocobalamin is a specific, synthetic, and highly stable form of B12 commonly used in injections
The specific route depends on the dose: Intramuscular injection: For doses up to 5 ml