Title: Vitamin B-12 (Cobalamin) for Fatigue, Memory Loss, Weakness
Headings: Vitamin B-12 (Cobalamin)
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Vitamin B-12 (Cobalamin)
In this Article
Why do people take vitamin B-12?
How much vitamin B-12 should you take?
further reading
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Content: Fish and shellfish
Meats
Poultry and eggs
Dairy products
Fortified cereals
Generally, it's best to get vitamins from whole foods. But doctors often suggest fortified foods -- and supplements -- to people over age 50. As we age, it's harder for our bodies to absorb vitamin B-12 from food. What are the risks of taking vitamin B-12? Side effects and risks. Taken at normal doses, side effects are rare. High doses may cause acne. Allergies to vitamin B-12 supplements have been reported and can cause swelling, itchy skin, and shock. Interactions. Drugs for acid reflux, diabetes, and other conditions may make it harder for your body to absorb vitamin B-12.