Are you feeling run down? Low Energy? A quick Vitamin B12 injection can help support energy, metabolism, and overall wellness. It delivers the vitamin directly into the muscle, allowing your body to These highlights do not include all the information needed to use NASCOBAL NASAL SPRAY safely and effectively. See full prescribing information for NASCOBAL NASAL SPRAY. NASCOBAL (cyanocobalamin nasal spray)Initial U.S. Approval: 1942 Cobalamin (vitamin B12) and Folate Deficiency Province of British Columbia B12 Methylcobalamin vs Hydroxocobalamin The difference between in clinic B12 injections vs over the counter. There are many forms of vitamin B12, the form used at La Bella is Methylcobalamin. The