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 Is your B12 supplement causing your breakouts? It sounds like a paradox: you take vitamins to be healthy, but your skin starts acting up. While Vitamin B12 is essential for your What Happens If You Inject B12 Wrong: 6 Red Flags Self injecting vitamin B12. Quick and painless jabs after a B12 by Dr Caroline Palmer Medium Are Vitamin B12 Shots Right for You? What Happens If You Inject B12 Wrong? PA Relief