pain after b12 injections Headache Shot: Why It Happens & What to Do Vitamin B12 + MIC Injections
Description
So, a theory is that increasing biotin through supplements may increase keratin production, that could potentially lead to blocked pores

No human clinical trials have been conducted
Research interest focuses on hair-follicle and surrounding-tissue contexts

Adequate B12 allows normals RBC formation (preventing anemia-related fatigue) and keeps nerves myelinated
