BIOMOLECULES AND ENZYMES

Detailed explanation-1: -You don’t get enough vitamin D in your diet. You don’t absorb enough vitamin D from food (a malabsorption problem) You don’t get enough exposure to sunlight. Your liver or kidneys cannot convert vitamin D to its active form in the body.

Detailed explanation-2: -Vitamin D deficiency is most commonly caused by a lack of exposure to sunlight. Some disorders can also cause the deficiency. The most common cause is lack of exposure to sunlight, usually when the diet is deficient in vitamin D, but certain disorders can also cause the deficiency.

Detailed explanation-3: -What causes vitamin D deficiency? In general, the two main causes of vitamin D deficiency are: Not getting enough vitamin D in your diet and/or through sunlight. Your body isn’t properly absorbing or using vitamin D.

Detailed explanation-4: -Exposure to the sun helps our bodies make vitamin D and lack of exposure to the sun can cause a vitamin D deficiency. Among children, vitamin D deficiency is a common cause of rickets.