injection vitamin b12 use Do You Need a Prescription for Injections? Vitamin B12 for Injection Cyanocobalamin
Description
Others choose every one to two weeks

Illnesses Any illness or condition that affects the digestive system can result in a B12 deficiency because the vitamin is bound to the protein molecules in your food and is released and absorbed by the body during digestion

For our more plant-based friends, there are a variety of fortified foods that can give you that B12 boost, such as certain soy products, foods containing yeast extracts, and even many bread and cereals (yums!)
It is not intended for human consumption or diagnostic use
