Are Large Weekly Doses of Vitamin B12 Safe?

Transcript

"Are Large Weekly Doses of Vitamin B12 Safe?" Serious adverse effects, of injected vitamin B12 have never been reported. However, some patients after high-dose injections, But, hold on. When you look between B12 concentrations you see graphs like this, where having low levels with higher mortality, but high levels in the blood with higher mortality... Read More