glutathione peroxidase and endothelial nitric oxide synthase Peroxidase-1 Deficiency Potentiates Dysregulatory Modifications of Vascular Dysfunction in Aging Nitric Oxide and Peroxynitrite in
Description
Sci Rep 7:43212 Meister A, Anderson ME (1983) Glutathione

One month was chosen as the length of time for the study for two reasons

Mood changes: Vitamin B12 and related compounds may temporarily influence mood or energy levels

Diagnosis of Non-Celiac Gluten Sensitivity (NCGS): the Salerno experts' criteria

Heart effects Vitamin B12 injections are likely to cause side effects as a large amount of vitamins is put directly into the bloodstream
