b12 injection is painful What happens if you inject wrong? How B12 Injections Can Be
Description
The benefit comes from replacing whats missing, not from extra B12 on top of normal levels

Conclusion Based on the current research and our experience, which needles for vitamin B12 injection should you opt for

They can for some people

The condition differs from other forms of B12 deficiency because it stems from an autoimmune process attacking parietal cells rather than dietary insufficiency or malabsorption disorders
