If your B12 level is found to be below normal, replacing that vitamin B12 is very important, explains family physician Kenneth Goodman, MD
The answer depends on why you are deficient
It delivers methylcobalamin in a highly stable injectable form that regulates nerve regeneration and improves nerve conductivity
It also helps your body to grow new blood vessels and rebuild tissue, which allows you to heal faster
The tablets are often recommended for long-term management, helping maintain nerve health, energy metabolism, and immune support in patients who do not require injections
Everybody can cheer and rah-rah and hope the FDA approves these substances, Brunner says