Though generally safe, following the recommended dosage guidelines is crucial for avoiding potential negative side consequences
Hempill-Bryant explains that babies born to B12 deficient mothers will also be deficient in B12, especially if they are then exclusively breastfed. A study in the Journal of Child Neurology found that the most severe cases of B12 deficiency can lead to weakness, failure to thrive, afebrile seizure, developmental delay, nystagmus, tremors, and involuntary movement among young babies
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 request that vets respond to the request within 24 hours, but sometimes the process can take longer, depending on the veterinarian
Plan for 4 to 6 months
While individual responses vary, the aim is to restore natural energy levels rather than provide a temporary boost