Possible adverse effects may include: Injection site reactions : Redness, swelling, irritation, or discomfort Gastrointestinal symptoms : Nausea, vomiting, stomach cramps, or diarrhea Headaches or dizziness Allergic reactions : Rash, itching, shortness of breath, or facial swelling (rare) Increased heart rate or anxiety (typically temporary from B-vitamins) Fatigue or weakness if used improperly Elevated liver enzymes when taken in excess particularly with methionine or choline Insomnia if taken late in the day due to increased energy levels Who should avoid or use caution
Better sleep: While the fundamental role that Vitamin B12 plays in your sleep cycle isnt completely understood, what we do know is this: many patients who get Vitamin B12 injections report better sleep at night
Adults over 50 often produce less stomach acid needed for B12 absorption from food
The important thing to do is seek medical advice from your primary healthcare provider, who will offer guidance on how you are supposed to administer these shots
Can ward off a number of health issues
B12 injections may boost your energy levels and mood, especially if you have a B12 deficiency
