MSG, or Monosodium Glutamate is a salt of the amino acid – Glutamic Acid (glutamate). A salt is the chemical name for a molecule held together by opposite charges. Glutamate is just one of many amino acids used by the body and linked into the chains of protein in the body. Artificial MSG is added to many types of food and tricks your tongue into making you think a certain food is high in protein and thus nutritious. It changes your perception of not simply taste but the nutritious qualities of what you put into your mouth. MSG stimulates the pancreas to produce insulin. The blood sugar drops because of the insulin flood and you are hungry an hour later. MSG also is helt responsible for a long list of diseases
See: http://www.msgtruth.org/whatisit.htm and http://www.msgtruth.org/foodfor.htm