b12 injection patient education Vitamin Sites: All You Need to Know B12 Injections at Home -
Description
They must be taken after doctor's advice

It helps in the production of myelin, the protective sheath that surrounds nerves
A: Complete the full course as advised by your doctor to ensure proper recovery and prevent recurrence of symptoms.

I wasnt watching the site at all until I felt strong itching and noticed I kept scratching

Here are the groups that are more at risk