Vitamin D3

Question 1

What is the primary function of Vitamin D3 in the human body?

Accepted Answer

To aid in the absorption of calcium and phosphorus

Answer

To enhance iron absorption from plant-based foods

Answer

To provide a quick energy boost during exercise

Answer

To give your skin a permanent, healthy-looking tan

Question 2

What is the main source of Vitamin D3 for most people?

Accepted Answer

Synthesis in the skin upon exposure to sunlight

Answer

Direct absorption from the Earth's magnetic field

Answer

Ingestion of large quantities of oranges

Answer

Production within the gut by friendly bacteria

Question 3

Which of the following is a common symptom of Vitamin D3 deficiency?

Accepted Answer

Bone pain and muscle weakness

Answer

Excessive hair growth on the palms of your hands

Answer

The sudden ability to understand animal languages

Answer

An uncontrollable craving for broccoli

Question 4

Which food is naturally a good source of Vitamin D3?

Accepted Answer

Fatty fish like salmon

Answer

Green leafy vegetables like spinach

Answer

Citrus fruits like lemons

Answer

Carbonated beverages like cola

Question 5

What is the chemical name for Vitamin D3?

Accepted Answer

Cholecalciferol

Answer

Phytosterols

Answer

Calciferoltetraoxide

Answer

Riboflavinpentagonate

Question 6

In what part of the body does Vitamin D3 get converted into its active form?

Accepted Answer

Kidneys

Answer

Stomach

Answer

Brain

Answer

Toenails

Question 7

Which population group is at a higher risk of Vitamin D3 deficiency?

Accepted Answer

Elderly individuals with limited sun exposure

Answer

Professional surfers who spend all day in the ocean

Answer

Competitive eaters who consume large quantities of dairy

Answer

People who exclusively wear clothing made of aluminum foil

Question 8

What other vitamin works in synergy with Vitamin D3 to promote bone health?

Accepted Answer

Vitamin K2

Answer

Vitamin C

Answer

Vitamin A

Answer

Vitamin B12

Question 9

What is a potential consequence of excessive Vitamin D3 supplementation?

Accepted Answer

Hypercalcemia

Answer

Hypersomnia

Answer

Hyperpigmentation

Answer

Hyperkinesis

Question 10

Why is Vitamin D3 often added to milk, even though milk isn't naturally a great source?

Accepted Answer

To help prevent rickets in children

Answer

To give milk a sunnier, more appealing flavor

Answer

To make cows produce better-tasting chocolate milk

Answer

Because Vitamin D3 can only be absorbed when consumed with milk