There is a list in the appendix of AI book.
Not everyone has to avoid "sulfur" actually (lightly bound?) thiols. He used to like the Great Smokies? plasma cysteine and sulfate test but it is no longer available. So we are stuck with an exclusion diet. There is more on this if needed.
We don't want to be feeding "gut bugs" with junk food!
We also don't want to consume high Hg fish and seafood, for exmple tuna.
There are countless other problematic foods that vary from person to person: phenols, gluten, casein, soy, alcoholic beverages, etc! There are a few sad people who can only eat a dozen foods--chicken, rice, etc. One of those is one of the moderators of the yahoo frequent dose chelation group. She has gotten much better after years of chelation.