This page is only for those patients of Ivy Grove Surgery If you would like to self-administer B12 injections at home, please let our practice nurse know at the time of your next visit Last update: June 17, 2026 HOW TO SELF-ADMINISTER B12 INJECTIONS AT HOME SHORTCUT ivy.gs/b12 Important warnings Please download and read this safety information letter
We suggest regular blood tests to check: Serum Vitamin B12 levels Methylmalonic acid (MMA) and homocysteine levels Complete Blood Count (CBC) to monitor for signs of anemia These results help us adjust the dose
Most are animal sources (milk, egg yolks, yogurt, salmon, tuna, beef) which is why vegetarians and vegans have a higher risk of being deficient (3)
Active Ingredients: Cyanocobalamin 1000 mcg/mL
Some experts point out that regular injections should only be used as a last resort if supplements dont work or if deficiency symptoms are serious.
Yes, the dose and how often B12 shots are given can change