Affordable B12 Injections/Shots in the Chicago area. We also make house calls if you can't make it to our location. B12ShotChicago and Insite Lab Advisors strive to help every individual experience the many benefits of our Powerful B12 Injections and Personal Laboratory Testing Access. Our goal is to provide the best customer service possible. If you are not totally satisfied with your purchase, we will gladly refund your money.