Hydroxocobalamin (B12) Injection, 2mg mL Olympia Pharmacy McCartan's Boost Your Energy with ! Symptoms of low B12 includes: Constant fatigue Lack of energy Memory problems Pins and needles sensations Depression or mood Efficacy of different routes of vitamin B12 supplementation for the treatment of patients with vitamin B12 deficiency: A systematic review and network meta analysis Irish Journal of Medical Science (1971 ) At Home Vitamin B12 4 Week Injection Package MUST BE A FLORIDA RESID CardioMender, MD