They’ve known this for decades. That’s why many people get the shots. If the parietal cells don’t produce intrinsic factor the stomach acid destroys all the B12 causing a deficiency.”
indeed ... and in the case of pernicious anemia, which is an autoimmune disorder in which the body develops auto-antibodies against the gastric parietal cells and/or intrinsic factor itself, the body cannot absorb dietary B12 and those affected must take injections of B12 to prevent death ... i know because i’m one of those persons ... i always joke that if you HAVE to have a fatal illness, pernicious anemia is the best one to have ...
I read a journal article earlier today that said that many people getting shots could take tablets instead.
Not sure I agree..