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  1. Learn more about VITAMIN B12 uses, effectiveness, possible side effects, interactions, dosage, user ratings and products that contain VITAMIN B12.

  2. 2023年3月15日 · 3 min read. Vitamin B-12 (cobalamin) plays a role in making DNA and also helps keep nerve cells and red blood cells healthy. Why do people take vitamin B-12? Vitamin B-12 has been looked at...

  3. 2022年9月21日 · Vitamin B12 is an essential nutrient that helps the body create DNA, nourishes the brain and nervous system, and assists with the formation of healthy red blood cells. The nutrient occurs...

  4. 2023年5月29日 · Understanding the Results. The normal range for vitamin B12 can vary slightly depending on the lab. But a normal level of vitamin B12 in your bloodstream is generally between 190 and 950...

  5. 2023年1月14日 · Vitamin B12 is essential for good health, but some people may not be getting enough. WebMD tells you about symptoms of a vitamin B12 deficiency and how it can be treated.

  6. 2023年3月28日 · Cyanocobalamin is a man-made form of vitamin B12 used to prevent and treat low blood levels of this vitamin. Most people get enough vitamin B12 from their diet. Vitamin B12 is important to...

  7. 2023年1月16日 · Extra B12 comes in shots and supplements, but you can also get it from certain foods. Read on to learn which foods are highest in B12.

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