why do i feel tired after my b12 injection How Quickly Does Shot Work? Does It Help to Lose Weight? Feeling tired, low on energy

Another observation from research is that blood sugar levels appear to be unaffected

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Mild side effects and potential risks, which should be referred to a doctor if they persist or worsen, include: pain, redness, or itching at the site of the injection mild diarrhea swelling sensation in the body More serious side effects, which require immediate medical attention, include: muscle cramps irregular heartbeat unusual weakness or tiredness swelling of the ankles or feet Severe reactions are very rare but require emergency intervention

If you are in Madison, AL, B12 injections are available at Madison Integrative Medicine

Wipe the stopper with an alcohol swab, then inject your bacteriostatic water slowly down the inside wall of the vial

Many weight loss clinics call them fat-burning injections