ID, AK, HZ, and MK: validation
[9] And while both supplement dosages were associated with higher glutathione levels at the end of the study compared to the beginning, the study lacked a control group
Andries LJ, Brutsaert DL, Sys SU (1998) Nonuniformity of endothelial constitutive nitric oxide synthase distribution in cardiac endothelium
During unusual circumstances, such as the COVID-19 pandemic, the approach to managing chronic conditions like pernicious anaemia, which requires regular B12 injections, had to be adapted, potentially influencing the perception of efficacy and safety of the treatment among patients
If you suspect this is the root cause of your B12 deficiency, I recommend ordering a GI-MAP test to confirm this is indeed the case
Neurology 95 , e3012e3025 (2020)