However, its essential to understand its potential side effects , such as darkening of the skin, injection site reactions, nausea, headache, diarrhea, stomach pain, and vaginal or penile erections without sexual activity
Although these mtDNA-encoded products account for only a small fraction of all mitochondrial proteins, they participate in the electron transport chain (ETC) and are crucial for OXPHOS [22]
doi: 10.1210/endo.143.8.8973
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