Question

For Vitamin B6, the following information must be addressed:

Food sources of the vitamin:

Average intake in the US (is it adequate, too high, or too low?):

What is the role of the vitamin in the body?:

Causes of deficiency:

Symptoms of deficiency:

Symptoms of toxicity (if none, students should specify this and explain why):

Lastly, come up with 2 questions that can be multiple choice, true/false, or short answer. Make sure the questions are related to material that you covered for vitamin B6

Answer 1

Food sources of B6:

fortified breakfast cereals, pork, turkey, beef, banana, potatoes, pistachios.

Average intake in the US:

Most children, adolescents, and adults in the United States consume the recommended amounts of vitamin B6, according to an analysis of data from the 2003–2004 National Health and Nutrition Examination Survey (NHANES). The average vitamin B6 intake is about 1.5 mg/day in women and 2 mg/day in men. B6 deficiency leads to low plasma PLP concentrations. PLP concentrations tend to be low in people with alcohol dependence; those who are obese; and pregnant women, especially those with preeclampsia or eclampsia.

Generally it is adequate in US

What is the role of the vitamin in the body?

B6 helps metabolising lipids, amino acids and aids in the synthesis of haemoglobin and lot more functions related to gene expression.

Causes and symptoms of deficiency?

The classic clinical syndrome for vitamin B₆ deficiency is a seborrhoeic dermatitis-like eruption, atrophic glossitis with ulceration. Confusion and neuropathy (due to impaired sphingosine synthesis) and sideroblastic anemia (due to impaired heme synthesis).