CYANOCOBALAMIN INJECTION, USP 10,000mcg 10mL (1,000mcg mL) 10mL VIAL Vitamin B12 Injections (Cyanocobalamin Injections) Mountainside Medical Vitamin B12, Cyanocobalamin, Injection, 1000mcg mL, 1mL Vial, 25 Vials Med Vet International NEW TREATMENT ALERT A vitamin B12 injection helps treat or prevent deficiency by delivering the vitamin directly into the bloodstream. It's often used for people with absorption issues and is usually safe How Does a Cyanocobalamin Injection Compare to Semaglutide?