Dave mentions in podcast 10 : "Theyâ€™re pretty high in unhealthy fats. One of them is not going to hurt you. Eat a whole bunch of them, who knows if it was moldy or not. I find thereâ€™s a lot of mycotoxin problems with Brazil nuts. Theyâ€™re not very high on my list." and the co-host says : "I know Brazil nuts have selenium but they also have extremely high amount of omega-6, about 1 gram per Brazil nut, so itâ€™s probably not a very good idea to be eating those ..."