does tylenol block glutathione depletes glutathione, leading to liver damage Tylenol's Impact on Glutathione and

One thing to consider is that because ME/CFS is a severely disabling disease, many patients are house or bedbound and are unable to visit the clinics multiple times for follow-up analyses (39), even though these very severe cases are estimated to be around 25% of the ME/CFS cases (11, 39, 587)

For example, advanced liver disease or certain malignancies require prompt care

While vitamin B12 is generally considered safe, even at high doses, the concept of "too much vitamin B12" is worth exploring

Neither method is automatically best for every patient

This doesn't mean they're dangerous or ineffective, but it does mean: Limited clinical data: Without the trials required for approval, human data remains sparse