how to give an injection of b12 Yourself a The Benefits of Vitamin B12

Precautions Prior to taking vitamin B12, tell the physician that you have: A cold or an allergy that affects your nasal cavity and the signs you develop A kidney disease A liver disease Any kind of infection An iron deficiency A folic acid deficiency An allergy to vitamin B12 or cobalt A lebers disease as cyanocobalamin can trigger optical nerve damage and blindness A pregnancy, a plan to get pregnant or a breastfeeding baby.

Do B12 Shots Hurt

This includes older adults, those with diagnosed deficiencies, individuals with gastrointestinal disorders, or those on specific medications that affect B12 absorption

It can even tint sweat, tears, and soft contact lenses