how long does b12 injections stay in your system Do Vitamins System? Full Guide Vitamin B12 Supplements and Injections

Sci Rep 10 , 673 (2020)

Other reported effects include: Headaches and dizziness Nausea and gastrointestinal discomfort Allergic reactions to B12 formulations (rare) If you experience symptoms suggesting a severe allergic reaction (difficulty breathing, severe rash, swelling of face/throat), seek emergency medical attention immediately by calling 999 or attending A&E

Always refer to the specific storage guidelines provided with your compounded prescription , as formulation variations can exist

But a 10mg vial at 5mg per week gives only two doses, meaning you use up the vial in two weeks with potentially half the reconstituted volume unused

Bee Ive been coming here for a couple of years now

What are the serious side effects