Question

what is caused vitamin Cand D​

Answer 1

What causes a vitamin D deficiency? A deficiency in vitamin D can result from inadequate exposure to sunlight, inefficient production in the skin, not enough vitamin D in your diet, and health conditions that can affect it including, gastrointestinal disorders, renal diseases, and liver diseases.

Answer 2

Answer:

• You can become deficient in vitamin D for different reasons:
• 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.