how much weight can you lose with b12 injections & Lipo Support Loss Efforts B12 Injections for Weight Loss:

NHS Guidelines on Self-Administering B12 Injections The NHS supports patient self-administration of B12 injections where clinically appropriate and following adequate training

In severe cases, a doctor can administer saline through an IV

But due to its role in the metabolism, its a possibility: Based on nationally representative data, we found an inverse and significant association between serum vitamin B12 levels and obesity in a dose-response manner

Helps with Fetal Development During Pregnancy: Studies indicate that lower B12 levels in pregnant women increases the risk of preterm birth and are associated with an increased risk of newborn low birth weight

However, the exact mechanism by which IGF-1 improves insulin signalling has not yet be explained (other than indirect actions through lipid clearance from the bloodstream by inhibiting GH (lipolysis on adipocytes) and FFA uptake by muscles