As a general rule, IM is favored when the goal is rapid correction of a clinical deficiency, when the patient has difficulty absorbing B12 through oral or sublingual routes, or when a provider wants predictable peak serum levels
Cyanocobalamin may also be used for improving energy levels, boosting metabolism, and promoting healthy skin, hair, and nails
B12 Injection Treatment Protocols and Schedules Fixing Vitamin B12 deficiency needs a clear plan
Report any unusual or persistent symptoms to your care team, and seek prompt medical attention for severe reactions such as difficulty breathing, chest pain, or signs of an allergic reaction
Can B12 Shots Help with Weight Loss
When comparing options, it is worth looking beyond price alone