Originally Posted by DavidHC

Several months after my SFN started, my B6 also tested slightly high without my having ever taken supplements, but it's almost impossible that it caused my symptoms. Mine is most likely immune mediated. I take more than the recommended daily intake now in a B complex vitamin and do so confidently. I don't think B6 causing neuropathy is especially common, and testing for B6 is not particularly accurate (as MrsD will tell you). But just to keep my B6 low/not overdo it, on some days, perhaps every other day, I take just B12 and folate (and Befothiamine) separately and not the B-complex.