Vitamin D
Q. Which of the following is/are true?
1) Vitamin D is essential for the absorption of calcium.
2) Only animal sources are dietary sources of Vitamin D.- Published on 23 Jun 16a. Only 1
b. Only 2
c. Both 1 and 2
d. Neither 1 nor 2
ANSWER: Only 1
- Vitamin D is essential for the absorption of calcium and the prevention of rickets in children and osteomalacia in adults.
- Vitamin D refers to a group of fat-soluble secosteroids responsible for increasing intestinal absorption of calcium, iron, magnesium, phosphate, and zinc.
- Vitamin D is found in few dietary sources. Sunlight exposure is the primary source of vitamin D for the majority of people, other than supplements.
- There are plants as well as animal sources. However very few plant sources are available for e.g. Alfalfa (Vitamin D3).