b12 pill vs injection Best Vitamin Site: Administering B12 Shots B12 Injections vs. Oral Supplements:

For medications that are used off-label we can only provide guidelines and safety information for use

Cyanocobalamin : This is the of vitamin B synthetic produced form 12 commonly found in supplements and fortified foods

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

The application and interpretation of laboratory biomarkers for the evaluation of vitamin B12 status

Hydroxocobalamin is a water-soluble vitamin that is essential for the normal functioning of the nervous system, as well as for the formation of red blood cells