Favism, or g6pd deficiency
, is a the most common enzymatic genetic disorder of red blood cells in humans, affecting 400 million people worldwide.
Foods to avoid (especially in males as they are the ones that express this) are legumes, like fava beans, soy products, peanuts legumes. Beans, black beans, soy, peanuts and menthol flavored candies. A long list of drugs you can get from your physician.