glutathion affinity beads Glutathione Resin 1 and 3ml with total column volumes of 1 GST-tagged Protein Purification Kit
Description
Certain antiseizure drugs deplete glutathione, and there is evidence that birth control pills and antidepressant medication can also cause depletion

Radzki W, Sawiska A, Jaboska-Ry E, Michalak-Majewska M (1016) Effect of blanching and cooking on antioxidant capacity of cultivated edible mushrooms: a comparative study

Its FDA-approved for this purpose

While its helpful to understand the mechanics of a B12 injection, putting that knowledge into practice is another story
