Riboflavin: Vitamin B2 and Its Sources
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Questions and Answers

Riboflavin is also known as vitamin ___?

False

Where can riboflavin be found?

False

What did Alexander Wynter Blyth derive from cow milk whey?

False

Who linked beriberi to a diet of machine-polished white rice?

<p>False</p> Signup and view all the answers

In what year did Frederick Gowland Hopkins propose diets lacked essential nutrients?

<p>False</p> Signup and view all the answers

What did Elmer McCollum distinguish in 1913?

<p>False</p> Signup and view all the answers

Riboflavin was the first identified vitamin.

<p>False</p> Signup and view all the answers

Riboflavin plays a role in managing the metabolism of carbohydrates, amino acids, and lipids.

<p>True</p> Signup and view all the answers

Riboflavin has notable antioxidant properties that defend against free radicals.

<p>True</p> Signup and view all the answers

Riboflavin has no impact on vision health.

<p>False</p> Signup and view all the answers

Riboflavin has no effect on the synthesis of red blood cells.

<p>False</p> Signup and view all the answers

Research has shown that riboflavin has potential benefits in lowering the frequency and severity of migraines.

<p>True</p> Signup and view all the answers

Infants require an adequate riboflavin intake of 1.4 mg/day.

<p>False</p> Signup and view all the answers

Pregnant women should target a daily intake of 1.2 mg of riboflavin.

<p>False</p> Signup and view all the answers

Deficiency intake of riboflavin can cause alopecia.

<p>True</p> Signup and view all the answers

Riboflavin has no impact on the synthesis of neurotransmitters.

<p>False</p> Signup and view all the answers

Niacin intake showed a U-shaped relationship with depression risk in adults.

<p>True</p> Signup and view all the answers

The recent study suggests that niacin may lower the risk of Alzheimer's disease (AD).

<p>True</p> Signup and view all the answers

Niacin interacts with the niacin receptor HCAR2 primarily expressed by neurons in the brain.

<p>False</p> Signup and view all the answers

The study conducted on mice as an Alzheimer's disease model administered an FDA-approved niacin formulation daily.

<p>True</p> Signup and view all the answers

Vitamin B3 deficiency may contribute to Parkinson's disease (PD) symptoms like fatigue, sleep dysfunction, and mood changes.

<p>True</p> Signup and view all the answers

12 months of low-dose niacin showed no improvement in motor scores and secondary measures for people with Parkinson's disease.

<p>False</p> Signup and view all the answers

Niacin is a B3 derivative.

<p>True</p> Signup and view all the answers

Niacin has no potential therapeutic role in mitigating depression risk.

<p>False</p> Signup and view all the answers

Niacin deficiency is related to carbidopa interaction and deficient tryptophan metabolism in people with Parkinson's disease.

<p>True</p> Signup and view all the answers

Niacin has potential benefits in lowering the frequency and severity of migraines.

<p>False</p> Signup and view all the answers

Niacin is also known as vitamin B2.

<p>False</p> Signup and view all the answers

Niacin is essential for human health.

<p>True</p> Signup and view all the answers

Niacin can be produced by plants and animals from the amino acid tryptophan.

<p>True</p> Signup and view all the answers

Excessive intake of niacin can cause severe skin flushing.

<p>True</p> Signup and view all the answers

Deficiency intake of niacin can lead to vomiting, diarrhea, and fatigue.

<p>True</p> Signup and view all the answers

Individuals at heightened risk of niacin deficiency include chronic alcoholics.

<p>True</p> Signup and view all the answers

Niacin can be used for lowering blood pressure and improving circulation.

<p>True</p> Signup and view all the answers

For individuals 19 years of age and older, the recommended daily niacin intake for males is 14mg NE.

<p>False</p> Signup and view all the answers

Niacin has been linked to potential benefits in lowering the frequency and severity of migraines.

<p>True</p> Signup and view all the answers

The tolerable upper intake level of niacin is 30mg per day.

<p>False</p> Signup and view all the answers

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