vitamin b12 injections for pernicious anemia Anemia: What It Is, Causes, Signs, Symptoms, and More Vitamin B12 deficiency - Wikipedia

It is the largest and most chemically complex of all of the 13 known vitamins, and is generally red in colour

Much of the evidence on lipotropic comes from laboratory and early clinical research, so a clinician can help you understand what is and isnt established

this compound remains investigational

Vitamin B12 shot side effects Most people tolerate vitamin B12 injections well, but possible side effects include: Mild: soreness or redness at injection site, mild diarrhea, nausea, headache, itching Rare but serious: allergic reactions (rash, swelling, difficulty breathing), low potassium (hypokalemia), dizziness or heart rate changes Get emergency medical help if you have signs of an allergic reaction to Vitamin B12: hives