long term glutathione use 9 Health Benefits of What Is Glutathione? Health Benefits,

Left untreated, too little vitamin B12 can ultimately lead to nerve damage, ataxia (difficulty with walking and balance), pernicious anemia, heart failure, and even gastric cancer, Swenor says

We are working with researchers to address this problem but it is still early days yet

In that case, using sublingual (under the tongue) B12 tablets can work well, since this allows the vitamin to be absorbed directly into the bloodstream via the mucus membranes of the mouth

The effect is dose-dependent but plateaus at relatively low concentrations

The process requires precision, sterile techniques, and awareness of correct volumes and concentrations

Arnold Schwarzenegger" Archived April 3, 2016, at the Wayback Machine SAE