side effects from vitamin b12 injections in humans Are Shots Right for You? ✨ THINKING ABOUT B12 INJECTIONS?

2004;32(Pt 1):1036

It can destroy the parietal cells, leading to dysregulation of stomach acid release as well as decreased intrinsic factor

16 B12 has a half-life of approximately six days in the blood, which usually means that it takes around six days before half of the injected amount is eliminated from the body

To compensate for the lack of oxygen-rich blood, your heart has to work overtime, sometimes beating up to 20-30% faster in severe cases

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The injection form bypasses the gastrointestinal tract, ensuring 100% bioavailability of the vitamin