are vitamin b12 injections better than tablets vs Pills: Richmond's Complete Guide Vitamin B12 Tablets vs Injection
Description
Split dosing offers no metabolic advantage and dilutes the fasted-state benefit

Aksoy, P., White, T

When B12 is low, people might feel tired, weak, confused, or irritable

It was lethal, until doctors found a way to get B12 into the bloodstream

PMID: 25738459
