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  • Vitamin D - Mayo Clinic
    Vitamin D is a nutrient the body needs, along with calcium, to build bones and keep them healthy The body can absorb calcium only if it has enough vitamin D Calcium is a major part of bones Vitamin D also has many other uses in the body It supports immune health and helps keep muscles and brain
  • Peripheral neuropathy - Symptoms and causes - Mayo Clinic
    Protect against low levels of vitamin B-12 by eating meats, fish, eggs, low-fat dairy foods and fortified cereals If you're vegetarian or vegan, fortified cereals are a good source of vitamin B-12, but talk with your healthcare professional about B-12 supplements Exercise regularly
  • The worlds best hospital - Mayo Clinic
    The right answers the first time Effective treatment depends on getting the right diagnosis Our experts diagnose and treat the toughest medical challenges The world's best hospital Mayo Clinic is the No 1 hospital in the world according to Newsweek Learn more about our top-ranked specialties
  • Vitamin D toxicity: What if you get too much? - Mayo Clinic
    Vitamin D toxicity is a rare condition that happens when too much vitamin D is in the body The condition can have serious effects on health Another name for it is hypervitaminosis D
  • Osteoporosis - Symptoms and causes - Mayo Clinic
    Vitamin D is normally made in the skin with enough sun exposure but is also found in some foods and vitamin supplements Ask your health care provider for more information about how much vitamin D you need and what to do about supplements
  • Iron deficiency anemia - Symptoms causes - Mayo Clinic
    Prevention You can lower your risk of iron deficiency anemia by choosing foods rich in iron Also, choosing foods high in vitamin C helps your body take in iron
  • Anemia - Symptoms and causes - Mayo Clinic
    To make them, the body needs iron, vitamin B-12, folate and other nutrients from foods Causes of anemia Different types of anemia have different causes They include: Iron deficiency anemia Too little iron in the body causes this most common type of anemia Bone marrow needs iron to make hemoglobin
  • Hypercalcemia - Symptoms and causes - Mayo Clinic
    Conditions such as tuberculosis and sarcoidosis can raise blood levels of vitamin D That in turn spurs the digestive tract to absorb more calcium Genetic factors A rare genetic condition called familial hypocalciuric hypercalcemia causes an increase of calcium in the blood This condition doesn't cause symptoms or complications of hypercalcemia
  • Hyperparathyroidism - Symptoms causes - Mayo Clinic
    The kidneys take vitamin D and change it into a form that the body can use If the kidneys don't work the way they should, the amount of vitamin D that the body can use may go down, and the calcium level drops Kidney disease that lasts a long time, called chronic kidney disease, is the most common cause of secondary hyperparathyroidism
  • Vitamin E - Mayo Clinic
    Vitamin E is a nutrient that's important for vision, fighting off diseases and the health of the blood, brain, and skin Vitamin E is an antioxidant Antioxidants might protect cells from the effects of free radicals, which are molecules made when the body breaks down food or is in contact with





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