Important Minerals:
(i) Iron: It is important for the formation of hemoglobin recommended daily allowance of iron is about 10 mg. Its sources are meat, fish, liver, egg, green vegetable, wheat grain and yeast.
(ii) Calcium: Calcium is needed for the formation of clotting bones and teeth and also for clotting of blood. Its sources are milk and milk products. Daily recommended allowance of calcium is about 800mg.
(iii) Potassium: Potassium is important for growth and keeping cells and blood healthy. Its sources are green and yellow vegetables.
(iv) Iodine: Iodine is essential for the function of thyroid. Its deficiency causes‟goiter‟ in which a gland in the throat swells up its sources is iodized salt, sea food and water.
