Protein shakes can be beneficial for hair and muscle growth, but too much protein may cause kidney damage. Identify the best lean sources like beans and eggs while understanding the differences between whey and casein for your diet.
A healthy teenage boy should get between 10 and 35 percent of his daily calories from protein, says the Centers for Disease Control and Prevention. Without adequate protein, a teen cannot grow and develop properly and his body won't be able to build and repair cellular tissue.
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If you're like most Americans, you consume more protein than you need, says the Centers for Disease Control and Prevention.
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When you cook a protein-rich food like an egg, you'll change the structure of the protein, but your body will still be able to use the amino acids to build and repair cellular tissue and synthesize protein-based compounds. Scrambled eggs are a good source of protein.
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In 2008, consumers spent more than $2 billion on fitness supplements like protein powder, reports the "New York Times." One such powder is pea protein powder.
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As a nonessential amino acid, beta-alanine -- commonly known simply as alanine -- doesn't need to be part of your regular diet, as your body can synthesize it from pyrimidine compounds. However, scientific research, including a study published in June 2010 in "Medicine and Science in Sports and Exercise,"
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Beans aren't like many other protein-rich foods: According to the U.S. Department of Agriculture, they have enough fiber, vitamins and minerals to be considered a vegetable and rich source of complex carbohydrates while still being high enough in protein to act as a substitute for meat, poultry or seafood.
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Eating 1 ounce of tree nuts like walnuts a day -- an amount equal to about 14 halves -- may significantly lower your risk of dying from chronic medical conditions like cancer or heart disease. That's the conclusion of a 2013 study published in "The New England Journal of Medicine."
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