Pack your supplies in a travel-appropriate kit that includes alcohol swabs, your medication with proper cold storage, fresh needles, and a portable sharps container
Koutsakos M, Illing PT, Nguyen T, Mifsud NA, Crawford JC, Rizzetto S, et al
Avoid drinking large amounts of alcohol while you are being treated with Vitamin B12 injection
Additionally, Pernicious anemia, an autoimmune condition affecting the stomachs ability to produce intrinsic factor (a protein necessary for B12 absorption), can also lead to deficiency
Research shows that taking B12 in a sublingual oral form is more effective for treating B12 deficiencies than actually getting B12 intramuscular shots (and it's usually much more convenient and affordable as well)