can you take b12 oral and injections vs. Supplements: Which Is Better? Vitamin B12 Oral vs Injection​

in other words, hospitals have been subject to this requirement for more than 4 years and failing even to try to comply with the requirement renders any effort to ( accept responsibility or commit to future compliance less credible than a hospital whose efforts to comply have simply fallen short

Vitamine B12 : effet immdiat ou progressif

The results demonstrated that intraperitoneal injection of MOTS-c could reduce the licking time in the second phase of the formalin test in a dose-dependent manner

Effects of metformin or rosiglitazone on serum concentrations of homocysteine, folate, and vitamin B12 in patients with T2DM mellitus

While very high oral doses (1,000 to 2,000 mcg) can achieve some passive absorption without intrinsic factor roughly 1% of the dose is absorbed passively many clinicians prefer the reliability and rapid correction offered by injections in this population

doi: 10.1007/s00277-002-0560-6