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vitamins are essential in diet because they prevent diseases such as rickets,osteomalacia ,scurvy. vitamin d promotes absorption of calcium and phosphorus compounds from intestines and enables the body to use these in formation of teeth and bones.

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Vitamins helps to form rodopsine deficiency of this may leads to night blindness. However, majority of population are sacred of this vitamin deficiency and starts taking too much amount of vitamin , and now they will suffer from hypervitaminosis.Vitamins allow your body to grow and develop. They also play important roles in bodily functions such as metabolism, immunity and digestion. the best way to meet your vitamin needs is to eat a balanced diet containing a variety of foods..............