b12 and b6 injections vs pills Are Vitamin Shots Right for You? B12 Injections vs Oral Supplements:

This is the big one, right

High NNMT expression is closely associated with glucose dysregulation: excessive NNMT activation disrupts nicotinamide metabolism, lowers NAD+ levels, impairs insulin signaling, reduces cellular glucose uptake and utilization, and promotes hyperglycemia and insulin resistance

This reaction simultaneously depletes two critically important metabolic cofactors: SAM (the universal methyl donor for hundreds of epigenetic and biosynthetic reactions) and nicotinamide (the precursor for NAD+ biosynthesis via the salvage pathway)

They both consisting of: An extracellular N-terminus that binds the C-terminal part of the incretin analog A seven transmembrane helical domain (TMD) with the a-helices separated by three intracellular loops and three extracellular loops An intracellular C-terminus that is responsible for signaling

The most common side effects of B12 shots are minor and typically localized to the injection site