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
Can I get a vitamin B12 injection near me without a GP referral
Each ml Contains : Cyanocobalamin 1000Mcg, Benzyl Alcohol 1.5%, Sodium Chloride for Isotonicity, Sodium Acetate and Acetic Acid As Buffers, Sodium Hydroxide and/or Hydrochloric Acid To Adjust pH and Water for Injection
So a tiny little needle, and it needs to be near the site of injection, not right on the site of injection, because that where the, I mean, site of injury, not injection