Vitamin B 12 Injection Mobile and Clinic IV Therapy ASAP IVs IV Hydration Experts of San Diego, Phoenix, Scottsdale, San Francisco Fatigue, brain fog, and low mood? , Sometimes your body is simply asking for something it can't get enough of on its own. , Our methylated B12 injections give it exactly that, in the most bioavailable Vitamin B12 injections for MTHFR: Injection or sublingual B12? Methyl Life Supplements Methylated B12 Injections 1mg Lyophilized (10mL)