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  1. Vitamin B Test: MedlinePlus Medical Test 
    Vitamin B Test What is a vitamin B test? This test measures the amount of one or more B vitamins in your blood or urine. B vitamins are nutrients ... types of anemia . Why do I need a vitamin B test? You may need this test if ...
    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? Vitamin D is a nutrient that is essential for healthy bones and teeth. There are two forms of vitamin D ... certain autoimmune diseases . Why do I need a vitamin D test? Your health care provider may have ...
    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 
    ... homocysteine levels may be a sign of a vitamin deficiency, heart disease, or a rare inherited disorder. ... chemical your body uses to make proteins. Normally, vitamin B12, vitamin B6 , and folic acid break down ...
    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 
    ... make proteins. Normally, folic acid and other B vitamins break down homocysteine and change it into other ... levels by taking folic acid or other B vitamins These can be taken as supplements or added ...
    https://medlineplus.gov/lab-tests/mthfr-mutation-test - Medical Tests
  7. Parathyroid Hormone (PTH) Test: MedlinePlus Medical Test 
    ... tumor of the parathyroid gland Kidney disease A vitamin D deficiency A disorder that makes you unable ... may mean you have: Hypoparathyroidism An overdose of vitamin D or calcium If you have questions about ...
    https://medlineplus.gov/lab-tests/parathyroid-hormone-pth-test - 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. Phosphate in Blood: MedlinePlus Medical Test 
    ... doesn't make enough parathyroid hormone Too much vitamin D in your body Too much phosphate in ... become soft and deformed. It's caused by a vitamin D deficiency . When this condition happens in children, ...
    https://medlineplus.gov/lab-tests/phosphate-in-blood - Medical Tests
  10. Red Blood Cell (RBC) Count: MedlinePlus Medical Test 
    ... which your body does not get the calories, vitamins , and/or minerals needed for good health Multiple ... Iron is essential for making red blood cells. Vitamin B test , which measures the amount of one ...
    https://medlineplus.gov/lab-tests/red-blood-cell-rbc-count - Medical Tests
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