VITAMIN B12 INJECTION How to Give a B12 Injection: Step By Step Instructions CYANOCOBALAMIN INJECTION, USP 30000 mcg 30 mL (1000 mcg mL) 30 mL VIAL Subcutaneous vs intramuscular what's the difference? #vitamintherapy #theb12store #injection Subcutaneous injection technique HOW TO GIVE A SUBCUTANEOUS INJECTION Make sure the skin clean, dry, and without wounds Injection sites Position the syringe dominant hand Gather mound of skin between hngers Insert