http://www.healthnews.com/natural-health/amino-acids en http://www.healthnews.com/natural-health/amino-acids/methionine-essential-sulfur-containing-amino-acid-643.html <p>Amino acids are essential to human metabolism, and to making the human body function properly for good health. The human body, minus water, is 75 percent amino acids. All of the neurotransmitters, save one, are composed of amino acids and 95 percent of hormones are amino acids.</p> <p><a href="http://www.healthnews.com/natural-health/amino-acids/methionine-essential-sulfur-containing-amino-acid-643.html">read more</a></p> http://www.healthnews.com/natural-health/amino-acids/methionine-essential-sulfur-containing-amino-acid-643.html#comments Amino Acids Wed, 19 Mar 2008 03:07:00 -0700 madeline_ellis 643 at http://www.healthnews.com http://www.healthnews.com/natural-health/amino-acids/tryptophan-essential-amino-acid-548.html Amino acids are the building blocks of protein. It is a two-step process in which amino acids gather and form peptides or polypeptides. From these groupings, proteins are made. A total of 20 different kinds of amino acids form proteins. <br /> <br /> One of the best known amino acids is Tryptophan, which is an essential amino acid, meaning it cannot be synthesized by the body and must be ingested through food. Tryptophan is necessary for normal growth in infants and for nitrogen balance in adults. The body also uses tryptophan to help make:<br /> <p><a href="http://www.healthnews.com/natural-health/amino-acids/tryptophan-essential-amino-acid-548.html">read more</a></p> http://www.healthnews.com/natural-health/amino-acids/tryptophan-essential-amino-acid-548.html#comments Amino Acids Fri, 29 Feb 2008 03:07:00 -0800 madeline_ellis 548 at http://www.healthnews.com