Search Results 1-10 of 20875 for vitamin d

  1. Vitamin D - Mayo Clinic

    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 cells working.

  2. Vitamin D deficiency - Mayo Clinic

    Infants who are breastfed for a long time without taking a vitamin D supplement also are at risk. People with inflammatory bowel disease or other conditions ...

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

    The main concern of vitamin D toxicity is a buildup of calcium in the blood. This is called hypercalcemia. Hypercalcemia can cause upset stomach and vomiting, ...

  4. Mayo Clinic Q and A: How much vitamin D do I need?

    Vitamin D is found in some foods, such as egg yolks, cheese, cod liver oil, beef liver and fatty fish like tuna, salmon, sardines, herring and mackerel. But the ...

  5. Mayo Clinic Q and A: Getting enough vitamin D

    ANSWER: Vitamin D is an essential nutrient that your body requires primarily to build strong bones. It does this by helping your body absorb and maintain ...

  6. Mayo Clinic Minute: Do you need more vitamin D in the winter?

    Vitamin D is a nutrient your body needs to keep your bones healthy and strong. It also has properties that support your immune system and neuromuscular ...

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

    Vitamin D has been shown to boost bone health and it may play a role in preventing diabetes, cancer, cardiovascular disease and other illnesses. In light of the ...

  8. Can vitamin D protect against coronavirus disease 2019 (COVID-19)? - Mayo Clinic

    Risk factors include a weakened immune system, certain health conditions, pregnancy, and being age 65 or older. Vitamin D, like other vitamins and minerals, ...

  9. Vitamin D for babies: Are supplements needed? - Mayo Clinic

    Does my baby need a vitamin D supplement? · Breastfed or partly breastfed babies need 400 international units (IU) of liquid vitamin D a day. This should start ...

  10. Vitamin D deficiency: Can it cause high blood pressure? - Mayo Clinic

    Too little vitamin D is bad for the bones, but what about the heart? Learn how a low vitamin D level may affect blood pressure.