References Vitamin B12 Product Label Cyanocobalamin injection [package insert]
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
[8] Although not an absolute contraindication, patients with coronary artery disease or unstable angina should only use B-Complex injections containing niacinamide under physician supervision, since high-dose niacin supplements have been linked to arrhythmias in such patients
You'll find the purity percentage clearly stated on the Certificate of Analysis (CoA) for every batch of 5 Amino 1mq we supply
Advanced age over 60 Stomach acid production naturally declines with age
Vitamin B12 injections arent just a supplement theyre a tool for living your life at your best