When taken in large enough doses, unbound B12 can overcome intrinsic factor defects because so much can be absorbed through passive diffusion
Mecobalamin (1000 mcg): Mecobalamin is one of several types of vitamin B12, which supports important processes in your body like making DNA, fatty acids, and energy
0.12: Vomiting can typically occur unless an individual has built up a tolerance
We know of two members of this society who use oral tablets instead of injections but they take enormous doses in order that, hopefully, some of what they swallow will be absorbed passively in their gut
It needs to be shouted from the roof tops that PA is JUST ONE OF MANY CAUSES of B12 deficiency
These include if you are pregnant or breastfeeding, have a disease that affects your intestines and how well you digest your foods, or if you have a strict diet that doesnt give you enough vitamins