On the other hand, if you're taking cyanocobalamin, know that: Cyanocobalamin injections are generally given every day during the first week of your treatment
You have undergone gastrointestinal or weight loss surgery
(4) Neelakantan H, et al
The signs and symptoms of B12 deficiency that indicate you may benefit from vitamin B12 injections include: chronic fatigue, lethargy and weakness Muscle aches, joint pain and trouble exercising Poor memory, inability to concentrate and other cognitive problems associated with aging Mood changes, like increased depression and anxiety, or signs of nervousness like rapid heartbeats/palpitations Poor dental health, including bleeding gums and mouth sores Shortness of breath and feeling dizzy Poor appetite or digestive problems, like constipation, nausea, diarrhea or cramping Sometimes greater risk for problems like cardiovascular complications or even cancer (due to a rise in homocysteine levels) Why might you be low in vitamin B12, even if you eat a relatively healthy diet

Here are some benefits you may see once you start receiving vitamin B12 shots regularly: Increased energy levels and concentration Improved metabolism Better sleep Decline in hair loss this one is more common for men, but vitamin B12 deficiency can be to blame
Insert the needle at the angle you were taught (90 degrees for a perpendicular injection or 45 degrees for an angled injection)