Not Allowed—Avoid These Foods and Ingredients
Iodized salt, sea salt, and any foods containing iodized salt and sea salt
Seafood and sea products, including carrageenan, agar-agar, algin, alginate, and nori
Dairy products
Egg yolks or whole eggs or foods with whole eggs
Bakery products with iodine/iodate dough conditioners or high-iodine ingredients. Low-iodine items are fine.
Red Dye #3, erythrosine (or E127 in Europe)
Most chocolate (due to milk content). Cocoa powder and some dark chocolates are allowed
Soybeans and soybean products (however, soy oil is allowed)
Iodine-containing vitamins and food supplements
If you take a medication containing iodine or red dye #3, check with your physician.