Vitamin E Functions and Requirements
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Questions and Answers

What is the primary function of vitamin E?

  • Enhancing muscle growth
  • Promoting enzyme production
  • Aiding in blood clotting
  • Preventing oxidation of cell components (correct)

Where are vegetable oils rich in vitamin E commonly found?

  • Dairy products
  • Nuts and seeds (correct)
  • Grains
  • Meat products

Who is most susceptible to vitamin E deficiency according to the text?

  • Elderly individuals
  • Teenagers
  • Adults who consume a high-fat diet
  • Premature infants (correct)

What are the clinical indications for vitamin E supplementation based on the text?

<p>Preventing chronic diseases like heart disease and cancer (A)</p> Signup and view all the answers

What were the results of clinical trials using vitamin E supplementation for cardiovascular benefit?

<p>Increased incidence of stroke (C)</p> Signup and view all the answers

Which tocopherol is identified as the most active among the E vitamins?

<p>a-tocopherol (A)</p> Signup and view all the answers

Which fat-soluble vitamin is the least toxic?

<p>Vitamin E (D)</p> Signup and view all the answers

At what dose has no toxicity been observed for vitamin E?

<p>300 mg/day (D)</p> Signup and view all the answers

Which vitamins are most likely to be deficient according to the text?

<p>Folic acid, Vitamin B6, and Vitamin B12 (D)</p> Signup and view all the answers

What does the text say about using beta-carotene supplements?

<p>Not recommended for cancer or cardiovascular disease prevention (B)</p> Signup and view all the answers

Which vitamin supplements are insufficiently recommended for cancer or cardiovascular disease prevention?

<p>Vitamin A, Vitamin C, and Vitamin D (B)</p> Signup and view all the answers

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