How to Self Inject Vitamin B12 at Home The Sanctuary Wellness Institute The Science Behind Our B12Rx Injection Pen We've combined innovation and precision to create the ultimate B12 shot experience: Precision Delivery System: Designed for efficient self injections, ensuring optimal absorption Lets do my first B12 injection together This is something Ive been nervous about for a long time, but today I finally did itand it honestly wasnt bad at all. I used the Union Medico needle guide Vitamin B12 Deficiency Needle Free Injections Comfort in B12 Shots at Home: How, Where & How Often to Inject Yourself AZ IV Medics