Written by Farida on Monday, February 07, 2011 at 4:54 PM

The perfect system that can provide the right kind of food, is composed of a diet with rite combination of carbohydrates, proteins, minerals and vitamins. Among all these components protein has a role quite different and to play to keep the body fit and make it strong. The main function of proteins is to revive the dead tissue and cell growth. Another essential function performed by proteins in the body makes hormones in serum and other body charged by the agency. The plant proteins are as nutritious as animal protein. The total calorie intake should comprise 20 percent of it. Proteins are composed of essential and nonessential amino acids.

A normal diet should contain 15-20% protein. Protein intake should not exceed 20%, as suggested by new research. Each gram of protein contributes 4calories consumed by the body. The right combination of essential amino acids than the Recommended Dietary Allowance (RDA) 1989 is as follows: isoleucine (10 mg), Lysine (12mg), leucine (14 mg), phenylalanine (14 mg), methionine (13 mg), threonine (7 mg), valine (10 mg) and tryptophan (3.5 mg). These are amino acids that the body needs but can not do and are only available to the body by eating foods containing these amino acids. And the proteins necessary for a baby and histidine (28 mg). These amounts of protein are made on the basis of body weight per day per kilogram of it, by the body.

Requirement of protein depends on several factors such as body weight, sex, age and physical condition of the body. Need a normal human protein differs from the requirement of an athlete or a bodybuilder or someone who is sick and lacks the essential elements for a fit body. The body of the intake of essential amino acids that contribute to other non-essential amino acids to make other required by the body to replenish the body's requirement of total protein. Protein needs of a bodybuilder is different from an ordinary worker, they asked the protein is whey protein. Proteins from plants and animals are the only external sources of protein, milk has all the 8 different amino acids that the body needs to build muscles, hardening of the bone and repair of cells. Eggs also provide complete proteins, especially the white of the egg.

A person should take adequate amounts of protein, because no less than that or more that could disrupt the functioning of the body, which may lead to differences in the body. The amount of protein recommended by doctors around the world and the Recommended Dietary Allowance (RDA) has been universally recognized as the right amount of protein for normal people physical demands. The right combination of protein should be a proper combination of protein from vegetarian and non vegetarian food. Vegetarians are welcome to purchase certain dairy products with vegetables to maintain the level of protein in the body too. Dairy products have high quality protein and good in them.


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