can you give yourself a b12 injection Shots at Home: How, Where & How Often to Inject How To Give B12 Injection
Description
Every injection is performed in a clean, sterile setting with single-use needles and proper skin preparation to reduce the risk of infection, a risk that is higher with at-home kits

Rodent studies have identified thyroid C-cell changes

How Long Does B12 Stay in Your System Compared With How Long You Feel It
According to Cant et al., Cell Metabolism , increased NAD stimulates PGC-1 activity, driving mitochondrial biogenesis and substrate flexibility
