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What is Protein?

Why is protein important and why should it be a necessary component of our diet? First off, protein shares the same building materials as carbohydrates and fats, that is, a carbon backbone with hydrogen and oxygen atoms attached.The difference lies in the fact that proteins carry nitrogen atoms.

All proteins are comprised of building blocks called amino acids. In totality, there are 20 different amino acids with 9 being essential and the other 11 being nonessential. The terms, essential and nonessential, are used to describe whether or not an amino acid is manufactured within the body or needs to be acquired from the diet. Of course, nonessential pertains to those 11 manufactured within the body. These amino acids are linked together by structures called peptide bonds. Thus, these bonded chains of amino acids are the simple components of all proteins.

Whew! That was pretty technical. Let's go over the basics of protein and diet. Protein has many roles in our body and...


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