Fast Tract Diet for SIBO › Forum › Autoimmune Conditions and Diet › Interstitial Cystitis › Reply To: Interstitial Cystitis
GI values are derived by extensive testing of each food in people. There are a number of sources for GI values. Check out the book “The New Glucose Revolution” by Dr. Jennie Brand-Miller et.al. They have a website as well. There is also Mendosa.com and “The Low GI Shopper’s Guide to GI Values”.