is it dangerous to have b12 injections Vitamin in Oakland, CA — FACE Vitamin B12 Oral vs Injection​

But this does not mean that all the B12 contained in the tablet will be absorbed, as it also depends on how much intrinsic factor is available for its absorption

With the right guidance, it quickly becomes a manageable part of your wellness routine

Call your health care provider immediately if you are experiencing any signs of an allergic reaction: skin rash, itching or hives, swelling of the face, lips, or tongue, blue tint to skin, chest tightness, pain, difficulty breathing, wheezing, dizziness, red, swollen painful area on the leg

Development of auto-antibodies Some cobalamin preparations in rare cases can stimulate an allergenic response where there is development of antibodies to the cobalmin injected

Normally no, apart from an achy muscle at the injection site, which normally does not last for more than an hour or so