What Are the Symptoms of MSG Allergies?
Monosodium Glutamate (MSG) is an ingredient in many foods. Unfortunately for many, it is also the cause of a number of allergic reactions. There are a few common symptoms of an MSG allergic reaction. The good news is, while allergic reactions do occur, there is no scientific evidence that MSG use causes any long-term health effects.
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History
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MSG is used as a flavor enhancer by restaurants, in prepared foods and even by some home chefs.
Significance
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MSG allergies have become more prevalent in the past 30 years. A study commissioned by the U.S. Food and Drug Administration in 1995--conducted by the Federation of American Societies for Experimental Biology--sought to determine what, if any, were the health effects of using MSG.
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Types
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The study found a number of symptoms exhibited by people who ingested MSG. Those symptoms included: headaches, worsening asthmatic conditions, numbness in the back of the neck, nausea, rapid heartbeat, drowsiness and overall weakness.
Time Frame
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The study found that most symptoms occur within an hour of ingesting 3 grams of MSG, with or without food. A reaction is more probable, the study found, if the MSG is consumed in a clear liquid, such as in a soup.
Theories/Speculation
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The study found no links between MSG and Alzheimer's Disease or any other long-term or chronic disease.
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