Multiple choice Which of the following functions is performed by vitamin D in human body? It helps to promote the absorption of calcium from food. It helps to maintain the eye sight. It helps in building new tissues and cells. It regulates the body temerature. Reveal answer Fill a bubble to check yourself A Correct answer Explanation Different vitamins play different roles in our body. Vitamin C helps fight against diseases. Vitamin D promotes the absorption of calcium from food and helps our body use calcium for bones and teeth.