Vitamin B12 injections offer a fast, potent solution to this issue
Intramuscular injections Intramuscular shotsneedles that go deep into the muscle tissuewere believed to be superior because the medication can be absorbed into the bloodstream more quickly, due to muscle fibers having a greater blood supply than the tissue under your skin
Comprehensive labs include serum B12, methylmalonic acid (MMA), and homocysteine
(4) The phenomenon is analogous to macroprolactin, where a large, largely inert complex inflates a routine result
Keep the vial sealed tightly to prevent moisture absorption
Its hard to say exactly how long B12 shots last in the fridge compared with a cabinet, but this should help extend the shelf life of your injectable B12 after opening