Vitamin B12 shots play a vital role in energy production, red blood cell formation, and nervous system health
Healthcare providers often warn patients so that they are aware of the potential severe side effects associated with the medication
If OTC products dont work, a dermatologist can prescribe creams that control the itching and repair the skin
However, individual results vary, and effectiveness depends on factors such as adherence, lifestyle habits, dosage, and overall health
Common side effects include dry mouth, constipation, insomnia, headaches, dizziness, and irritability, as noted in a systematic review and meta-analysis