21 Questions
Which vitamin is known for its antioxidant function in limiting radical damage from oxidation of PUFAs?
Vitamin E
What is the function of VLDL in relation to Vitamin E absorption and metabolism?
Transporting Vitamin E to other tissues
What is the primary role of antioxidants in the body?
Neutralize free radicals
What can free radicals damage within the body?
Cell membranes
What is the non-radical product of the tocopheroxyl radical?
Vitamin E
What micronutrients are examples of dietary antioxidants?
Vitamin C and Vitamin E
What can high levels of free radicals cause damage to?
Cellular dysfunction
What has epidemiology studies shown about high blood concentrations of Vitamin E?
Lower incidence of CVD
What are some factors that contribute to oxidative stress?
Exposure to toxins
What is the primary role of Vitamin E in the body's defense mechanisms?
Neutralize free radicals
What do randomized controlled trials with high dose Vitamin E supplements show?
No effect
What is the function of chylomicron in relation to Vitamin E absorption and metabolism?
Transporting Vitamin E to other tissues
What is the formula for calculating alpha-tocopherol equivalents?
\alpha-tocopherol Equivalents = \alpha-tocopherol + 0.5\beta-tocopherol + 0.1\gamma-tocopherol + 0.3\alpha-tocotrienol
Which food has the highest amount of \alpha-tocopherol per serving?
Sunflower oil
What is the biological potency of \alpha-tocopherol compared to other vitamers?
\alpha-tocopherol is the most active
How is the \alpha-tocopherol equivalent calculated for soybean oil?
10.1 + (0.5 * 59.3) + (0.1 * 26.4) + (0.3 * 0)
Which food has the highest total tocopherol content per serving?
Sunflower oil
What is the vitamin E content in 1 ounce of peanuts?
2.4 mg \alpha-tocopherol
What is the vitamin E content in 1 tablespoon of safflower oil?
4.6 mg \alpha-tocopherol
What is the vitamin E content in 1 tablespoon of corn oil?
1.9 mg \alpha-tocopherol
Which of the following has the highest \gamma-tocopherol content?
Corn oil
Test your knowledge of vitamin E-rich foods with this quiz. Learn about the vitamin E content in different oils and how it contributes to your dietary intake.
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