fda warning bpc-157 compounding panel votes to place popular peptide on list An FDA advisory committee voted

People who are concerned about their low level of energy should be advised that unless they already suffer from a vitamin B12 deficiency, there is no strong evidence to support the notion that taking large doses of vitamin B12 will increase their energy levels

doi: 10.1016/j.pharmthera.2020.107753 257 WangGLJiangBHRueEASemenzaGL

Protocol Notes Injection burden: Separate vials may require up to 3 injections on TB-500 days and 2 on other days

Researchers in the 1940s were apparently following a valuable lead by showing that estrogen is not fully inactivated by the liver if there is a vitamin B deficiency

doi:10.21037/cdt.2017.09.12 Li R, Yuan M, Yu S, et al