B12 vitamin Store Vitamin B12 1000mcg injection 10ml Vial for treating b deficiencies and general good health Flyer B12 Injection RxConnexion Vitamin B12 injections now available! Have you been feeling lethargic? Mental fog? Struggling to engage? Following a plant based diet? You may be low in vitamin B12. The injection can also be Vitamin B 12 1000 mcg Injection 250mL Vitamin B 12 Injectable Solution Vitamin B12: Your Energy Support System Explained