Cheese, particularly strong or aged cheeses (cottage cheese and cream cheese are OK)

Beer and ale: particularly tap beers, beers from microbreweries, and strong ales

Red wine: especially Chianti

Brewer's yeast tablets or yeast extracts

Pods of fava beans, also called Italian green beans (regular green beans are safe) 

Meat or fish that is smoked, dried, fermented, unrefrigerated, or spoiled, including:

Overripe bananas or avocados (most fruits are completely safe) 

Sauerkraut

Some soups, including those made from beef bouillon or Asian soup stocks (e,g. miso soup)

White wine or clear alcohol, such as vodka or gin

Sour cream

Yogurt: (If yogurt is pasteurized and is less than 5 days old, it is safe.)

Soy sauce

Nutrasweet

Chocolate