Search Results 1-10 of 20828 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: 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 ...

  5. 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 ...

  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 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 ...

  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. Mayo Clinic Minute: How much vitamin D do you need?

    "So for many people, taking a vitamin D supplement is perhaps the best way to ensure adequate vitamin D amounts. And for most people, somewhere between 600 and ...

  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.