Vitamin B12 (Methylcobalamin): Benefits, Side Effects, and Considerations Follow
Benefits
- Benefits mood by reducing stress
- Supports central nervous system function, red blood cell formation, and DNA synthesis
- Reduces risk of vision loss from age-related macular degeneration when taken with folic acid and vitamin B6
- Lowers homocysteine levels, which is associated with cardiovascular disease and stroke, when taken with folic acid and vitamin B6
- May reduce risk of cognitive decline and Alzheimer’s disease
- Treats pernicious anemia from vitamin B12 deficiency, which can cause nerve damage and increases risk of stomach cancer
Side-effects
- Nausea and vomiting
- Diarrhea
- Headache
- Fatigue
- Weakness
- Loss of appetite
- Tingling sensation in the feet or hands
- Redness, swelling, or bruising at the injection site
Advantages of administration via injection: May be more effective than oral supplementation by bypassing digestion, less expensive and more convenient than intravenous infusions, routinely tested for purity and potency. Note: Vitamin B12 (Methylcobalamin) comes as a liquid and is injected intramuscularly. Your dosage will be based on your medical condition, response to treatment, and other medications you’re taking. Please take it as advised by your provider.