Both are high-quality proteins, but whey is known as a "fast protein" because it's quickly broken down into amino acids and absorbed into the bloodstream. That makes it a very good protein to consume after your workout. Casein, on the other hand, is digested more slowly.Protein is the basic component of living cells and is made of carbon, hydrogen, oxygen, nitrogen and one or more chains of amino acids. The three types of proteins are fibrous, globular, and membrane.
Build muscles For muscle growth, choose a protein powder with a high biological value (a value that measures how well the body can absorb and utilize a protein). Whey protein and whey isolates are your best options. ... Stick with powders that have a lower-range protein content (10-15 grams per serving).
They do most of the work in cells and are required for the structure, function, and regulation of the body's tissues and organs. Proteins are made up of hundreds or thousands of smaller units called amino acids, which are attached to one another in long chains.