vitamin b12 injection is iv or im Methylcobalamin (Vitamin B12) Vitamin b1, b6, and b12
Description
Tell your doctor or pharmacist if you are using any other medicines, including any that you buy without a prescription from your pharmacy, supermarket or health food shop

where the form is reported, it is stated in this paper

I dont know why (nor could my doctors figure it out) but around five years ago at age 60 my body apparently stopped absorbing B12 through my digestive system

This should do
