are there any side effects from having b12 injections Shot Guide: Benefits, Dosage & Vitamin B12 Injection Side Effects
Description
Can vitamin B12 regrow hair

The dose stays the same at 1000 mcg (1 mg) per injection

Lack of either FOLIC ACID or VITAMIN B12 can create anaemias

People with megaloblastic anemia, some gut problems, or malabsorption might need both
