Sunday, June 28, 2009

Various Minerals and Their Functions

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Calcium :
Daily Requirement of an adult is 800 mg. 99% of calcium in the body is found in bones and teeth. It is also necessary for the transport of some substances into or out of cells. Milk and milk products, drumsticks, and other leafy vegetables, beetroots, fig, grape, water-melon, millet, sesame and black grams are good sources of calcium. Some fish and oysters also contain plenty of calcium. Lack of calcium weakens bones and teeth, and causes osteoporosis.

Phosphorus :
Daily Requirement of an adult is 800 mg. About 80% of the phosphorus in the body is present in the bones and teeth. It is an important constituent of every cell. It helps to regulate the pH of the blood, and is necessary for the formation of substances like DNA, RNA, ATP, which are essential for life processes. Milk, cheese, yeast, dry fruits, soybean, date, carrot, guava, etc. are the sources of phosphorus. It is also present in eggs, fish and meat. Lack of Phosphorus causes weakening of bones and teeth and loss of weight.

Potassium :
Daily Requirement of an adult is 2500 mg. Potassium is an important constituent of cellular fluid. It is required for the metabolism of carbohydrates and proteins. It helps in the regulation of the pH of the blood. Plenty of potassium is supplied by fresh fruits, milk, garlic, radish, potato, citrus fruits, nuts dried fruits, banana and meat. Lack of calcium weakens bones and teeth, and causes osteoporosis.

Sulphur/Sulfur:
Daily Requirement of an adult is 300 mg. Sulfur is a constituent of proteins and some vitamins. It is also required for metabolic processes. Beetroot, cabbage, radish, garlic, onion, milk and meat are the sources of sulfur. Some metabolic processes in the body are hindered by a deficiency of sulfur.

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