Proteins in Food:

Proteins can be converted into carbohydrates. Proteins are composed of amino acids. The body requires amino acids to produce new body protein and to replace damaged proteins.

Classification of Amino Acids:

Amino acids are classified as essential (which we cannot produce) and nonessential (which we can produce from other nitrogen-containing compounds) amino acids.

Importance of proteins in our diets:

Proteins are essential components of the cytoplasm, membranes, and organelles. They are also the major components of muscles, ligaments, and tendons, and many of them play the role of enzymes. Proteins can also be used for gaining energy.

Energy value of proteins:

One gram of proteins contains 04 kilocalories of energy.

Dietary sources of protein:

Dietary sources of protein are meat, eggs, grains, legumes, and dairy products such as milk and cheese.