What is protein? Protein is an essential element in nutrition and provides 4 calories per gram in energy. Protein can be found in the following foods (highest amount first):
As we eat protein the body breaks it down and amino acids are absorbed in the gut. There are 20 amino acids and they carry out numerous functions within the body. Of the amino acids there are 8 essential amino acids, they are named essential as the body can't make them. They can only be obtained from the protein we eat in our diet. There names are:
Those doing bodybuilding, sprinting and other high intensity sports are the most in need. People involved in these sports will need a higher supply of protein. Whey proteins are the best for this purpose and can be purchased from most sports and nutrition stores. Some are sold with a variety of amino acids already included. They are prepared as powders to be mixed with water or milk and come in a variety of flavors.
Protein overall Supplementation for the sedentary to semi-active person is not required as the average diet will provide enough protein. This is the case as long as meat is incorporated in at least one meal of the day.
Both active people and vegetarian or vegans will need to make sure of an adequate supply. People in these groups may need supplementation. This is especially required for sports people in a hard phase of training or competition.
Protein is vital for growth and repair of human tissue. It also provides us with many of the amino acids we require. As such we need it in large quantities throughout our lives. Here we give you the lowdown on protein.