vitamin b12 injections used Best Injection Sites Vitamin B12 Injections (Cyanocobalamin Injections)

Moreover, we show that IGF-1 treatment of CD4 + and Th17 cells decreases mitochondrial membrane potential and mitochondrial reactive oxygen species (mROS) production in both an IGF-1R and IR dependent manner, again suggesting that the hybrid IR/IGF-1R may be required for mediating the effect of IGF-1 on mitochondrial membrane potential and mROS production

You may also benefit from it if you are looking for extra support for your folate pathway

When administered by qualified healthcare professionals, in a controlled clinical environment, IV vitamin therapy is perfectly safe

Bhadri, N., Razdan, R

[12] Gastric acid-suppressing agents (proton-pump inhibitors and H-receptor antagonists) diminish dietary B12 liberation from protein complexes, a pharmacodynamic interaction that can exacerbate underlying deficiency