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Results 1 - 10 of 45 for Retinol OR vitamin AND a
  1. Vitamin B Test: MedlinePlus Medical Test 
    Vitamin B Test What is a vitamin B test? B vitamins are nutrients that your body needs to work well and stay healthy. There are eight different types. A ... t have symptoms. Why do I need a vitamin B test? You may need a vitamin B ...
    https://medlineplus.gov/lab-tests/vitamin-b-test - Medical Tests
  2. Vitamin D Test: MedlinePlus Medical Test 
    Vitamin D Test What is a Vitamin D Test? A vitamin D test measures the level of vitamin D in your blood to make sure you have enough for ... should be tested. Why do I need a vitamin D test? Your provider may order a vitamin ...
    https://medlineplus.gov/lab-tests/vitamin-d-test - Medical Tests
  3. Vitamin E (Tocopherol) Test: MedlinePlus Medical Test 
    Vitamin E (Tocopherol) Test What is a vitamin E (tocopherol) test? A vitamin E test measures the amount of vitamin E in your blood. Vitamin E (also known as tocopherol or ...
    https://medlineplus.gov/lab-tests/vitamin-e-tocopherol-test - Medical Tests
  4. Homocysteine Test: MedlinePlus Medical Test 
    ... in your blood. High levels may mean a vitamin deficiency, heart disease, or an inherited disorder. ... levels are low. That's because your body uses vitamin B12, vitamin B6 , and folic acid (also called ...
    https://medlineplus.gov/lab-tests/homocysteine-test - Medical Tests
  5. Methylmalonic Acid (MMA) Test: MedlinePlus Medical Test 
    ... of MMA can be a sign of a vitamin B12 deficiency. The test is also usually included ... of how your body changes food into energy. Vitamin B12 plays an important role in metabolism. If ...
    https://medlineplus.gov/lab-tests/methylmalonic-acid-mma-test - Medical Tests
  6. MTHFR Mutation Test: MedlinePlus Medical Test 
    ... your body use folate, a type of B vitamin that you get from many foods. Your body needs folate and other B vitamins to break down an amino acid called homocysteine. ...
    https://medlineplus.gov/lab-tests/mthfr-mutation-test - Medical Tests
  7. Phosphate in Blood: MedlinePlus Medical Test 
    ... And when calcium levels decrease, phosphate levels increase. Vitamin D . It helps your body use phosphate. Parathyroid ... often done with blood tests that measure calcium , vitamin D , and PTH . Other names: phosphorus test, P, ...
    https://medlineplus.gov/lab-tests/phosphate-in-blood - Medical Tests
  8. Bone Density Scan: MedlinePlus Medical Test 
    ... cigarettes Heavy drinking Not getting enough calcium and vitamin D in your diet What happens during a ... dancing, and using weight machines. Adding calcium and vitamin D to your diet Taking prescription medicines to ...
    https://medlineplus.gov/lab-tests/bone-density-scan - Medical Tests
  9. Parathyroid Hormone (PTH) Test: MedlinePlus Medical Test 
    ... calcium. Possible causes include: Having low levels of vitamin D ( vitamin D deficiency ), phosphate, and/or magnesium Not getting ... called 22q11.2 deletion syndrome Getting too much vitamin D and/or calcium from supplements or from ...
    https://medlineplus.gov/lab-tests/parathyroid-hormone-pth-test - Medical Tests
  10. Prealbumin Blood Test: MedlinePlus Medical Test 
    ... your liver. Prealbumin helps carry thyroid hormones and vitamin A through your bloodstream. It also helps control ... you need for good health, such as protein , vitamins , and minerals . Malnutrition can happen if you: Don' ...
    https://medlineplus.gov/lab-tests/prealbumin-blood-test - Medical Tests
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