what happens if you inject vitamin b12 into a vein wrong? How to self-inject intramuscular vitamin

Your local health food shop or pharmacy should be able to advise you on a good quality product that's high strength enough

But some people have trouble absorbing vitamin B12 from food

The The following table shows the RDA for vitamin B12: There is Learn more about high vitamin B12 intake

Signs of a severe allergic reaction (anaphylaxis) include: Skin rash, hives, or severe itching Swelling of the face, lips, tongue, or throat Difficulty breathing or wheezing A rapid heartbeat or a sudden drop in blood pressure If you ever develop swelling of the face or throat, trouble breathing, or other signs of a severe reaction after any injection, treat it as an emergency and call 911

All handling must follow institutional laboratory safety protocols