when to take vitamin b12 injection Injections: What You Need Know Feeling worse after B12 Injection:

DOI: 10.1158/1055-9965.EPI-17-1136 Morales-Gutierrez J et al, "Toxicity induced by multiple high doses of vitamin B 12 during pernicious anemia treatment: a case report." Clinical Toxicology, Feb

SC is often selected when patients self-inject frequently, when comfort is a priority, or when body composition makes IM targeting difficult

Vegans boosted out of deficiency chewing a B12 supplement, but nothing in those who just swallowed it whole

Using certain medications Some commonly prescribed medications can affect how the body absorbs B-12

Association between nicotinamide N-methyltransferase gene polymorphisms and obesity in Chinese Han male college students