Does a B12 shot change urine color to pinkish? B12 Injection sites + How to use B12 Shots Safely Taking B12 for energy? The evidence says you're probably wasting your money. B12 is only powerful in one situation: when you're deficient. Not tired. Not run down. Not a bit low on A physician orders Schilling Test to be performed for a client suspected of having pernicious anemia. Order the steps below in completing this procedure. 1. Give oral radioactive vitamin B12 supplement before Vitamin B12: Urine discolouration could mean you're talking too many supplements Express.co.uk How Quickly Does a B12 Injection Work? Timeline and Expectations Bolt Pharmacy