minerals and vitamins though are needed in very small quantities by our body, but are an essential part of our balanced diet because:
a) Vitamins help in protecting our body against various diseases. These are necessary for good eyesight (vitamin A), growth (vitamin B), keeping teeth gums and joints healthy (vitamin C) and normal growth of bones and teeth (vitamin D).
b) Minerals in our body are needed for building bones and teeth (phosphorous and calcium), formation of blood (iron), coagulation of blood and contraction of muscles (calcium). Thus assist in proper functioning, normal growth and good health.
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