Search Results 1-10 of 16546 for vitamin toxicity

  1. Vitamin D toxicity: What if you get too much? - Mayo Clinic

    Vitamin D toxicity might progress to bone pain and kidney problems, such as the formation of calcium stones. Treatment includes stopping vitamin D intake and ...

  2. Vitamin D Toxicity Rare in People Who Take Supplements, Mayo Clinic Study Finds

    They found that toxic levels are actually rare. Their study appears in the May issue of Mayo Clinic Proceedings. A vitamin D level greater than 50 nanograms per ...

  3. Too much vitamin C: Is it harmful? - Mayo Clinic

    ... vitamin C, it's important to include vitamin C in your diet. ... Can a lack of vitamin D cause high blood pressure? Vitamin D for babies · Vitamin D toxicity ...

  4. Vitamin A - Mayo Clinic

    Overview. Vitamin A (retinol, retinoic acid) is a nutrient important to vision, growth, cell division, reproduction and immunity. Vitamin A also has ...

  5. Vitamin E - Mayo Clinic

    Free radicals might play a role in heart disease, cancer and other diseases. If you take vitamin E for its antioxidant properties, keep in mind that the ...

  6. Vitamin B-6 - Mayo Clinic

    Overview. Vitamin B-6 (pyridoxine) is important for normal brain development and for keeping the nervous system and immune system healthy.

  7. Vitamin B-12 - Mayo Clinic

    Vitamin B-12 is also added to some foods, such as fortified breakfast cereals, and is available as an oral supplement. Vitamin B-12 injections or nasal spray ...

  8. Take Vitamin Supplements with Caution: Some May Actually Cause Harm

    Advice on vitamin and mineral supplementation is constantly changing. Over the past few years, well-conducted research has found that some supplements ...

  9. Vitamin D deficiency - Mayo Clinic

    Vitamin D. Merck Manual Professional Version. http://www.merckmanuals.com/professional/nutritional-disorders/vitamin-deficiency-dependency-and-toxicity/vitamin- ...

  10. Vitamin D: Don’t overdo it, especially for obese teens - Mayo Clinic News Network

    Dr. Kumar notes that it is possible to ingest too much vitamin D, a condition called vitamin D toxicity or hypervitaminosis, which can result in poor appetite, ...