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
The point of loading is not to feel a repeated boost, it is to bring low levels back up to a normal range before switching to a slower schedule
Because eating can lead to slower absorption, this can cause a slower rise of your BAC before it peaks thus extending the amount of time you are impaired
Individual factors such as metabolic rate, body weight, and age may theoretically influence how B12 is distributed and utilised, though evidence for their impact on injection intervals is limited
0.22% w/v Ammonium Sulfate
that data applies because the active molecule is identical