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  1. Cyanocobalamin (intramuscular route) - Mayo Clinic

    Nov 1, 2025 · Description Cyanocobalamin injection is used to treat or prevent vitamin B12 deficiency caused by the following conditions: Addisonian (pernicious) anemia Stomach or …

  2. Vitamin B-12 - Mayo Clinic

    Aug 13, 2025 · Vitamin B-12 is a vitamin the body uses to make and support healthy nerve cells. It's also used to make healthy red blood cells and the genetic material inside cells called DNA. …

  3. Vitamin B-12 injections for weight loss: Do they work? - Mayo Clinic

    Mar 20, 2025 · Some researchers have studied vitamin B-12 to find out if it can raise energy and endurance during exercise. But there isn't evidence to prove this. And unless you have low …

  4. Acne and Vitamin B12 - NutritionFacts.org

    Dec 17, 2024 · Researchers swabbed the skin of ten people before and after being injected with vitamin B12. As you can see below and at 3:20 in my video, it turns out that the level of B12 on …

  5. Vitamin deficiency anemia - Diagnosis & treatment - Mayo Clinic

    Sep 16, 2025 · Treatment for vitamin deficiency anemia involves taking the vitamin you don't have enough of. For pernicious anemia, you most often get vitamin B-12 in a shot. You may need to …

  6. Optimal Vitamin B12 Dosage and Treating Deficiency

    Sep 10, 2021 · What Kinds Of Vitamin B12 Dietary Supplements Are Available? There are two types: Cyanocobalamin Methylcobalamin Which is better? I discuss this in my video The Best …

  7. Cyanocobalamin (nasal route) - Side effects & dosage - Mayo Clinic

    Feb 1, 2025 · Cyanocobalamin nasal spray is used to maintain normal vitamin B12 blood levels in patients with pernicious anemia who have achieved healthy vitamin B12 levels after receiving …

  8. Do Vitamin B12 Supplements Cause Acne? - NutritionFacts.org

    Nov 30, 2020 · Can too much vitamin B12 cause acne? The chances are small. Learn more about the latest peer-reviewed research on vitamin B12.

  9. Vitamin B-12 and depression: Are they related? - Mayo Clinic

    Feb 19, 2025 · Low levels of vitamin B-12 and other B vitamins may be linked to depression, but more research is needed. Vitamin levels can be checked using a blood test.

  10. Heartburn medicines and B-12 deficiency - Mayo Clinic

    Jul 9, 2024 · Acid-controlling medicines may do more than prevent heartburn. They also may keep vitamin B-12 from being absorbed.