Sydney Unis GI Site
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http://www.glycemicindex.com/ Here you will find information on the Glycemic Index of foods, latest GI data, new research, GI books, GI testing services and information on the GI symbol program.
Glicemix Research Institue
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http://glycemic.com/ The Glycemic Research Institute (GRI) is a nonprofit organization based in Washington, D.C. The senior staff and associate research fellows of the Institute conduct ongoing clinical and analytical studies of individual foods, drinks, packaged foods, nutrients, nutraceuticals and their respective glycemic response.