Do you follow a vegan diet? Did you know that vitamin b12 is mainly present in animal based products so those following a strict plant based are more likely to be deficient in vitamin Feeling low on energy? Your body might be telling you something. Vitamin B12 is essential for energy, mood, and brain function. If you're experiencing fatigue, weakness, or brain fog, a B12 injection Vitamin B12 Monthly Injection Dose: Typical Dosages & Administration Methods Liv Hospital Common Injections Cheat Sheet Save for Ward Rounds! Insulin Diabetes Subcut 0.51 unit kg Vitamin B12 Deficiency Neuropathy IM 1001000 mcg Tetanus Toxoid Cyanocobalamin (b12) Injection 2,000 mcg mL 30mL Conquer Pharma Intrav My Store Vitamin B12 Dosages: Your GoodRx Guide GoodRx