what happens if b12 injections don t work Only One Chance - Deficiency B12 cancelled. See you in
Description
doi: 10.1111/J.0954-6820.1978.TB08402.X

Product as described

Yet most people just stick with whatever their doctor showed them on day one
Please avoid exercise, caffeine and alcohol for 24 hours after each IM Vitamin B12 shot

Time will also diminish the potency of the vitamins