Patsy Catsos April 20, 2018 FODMAPs in food and drink Corn, Beans, and Rice: Where Do They Fit on Low-FODMAP Diets? Patsy Catsos April 20, 2018 FODMAPs in food and drink Corn, beans, and rice form the core of the Latin American diet. If you and your family rely on these foods for everyday nutrition, you may be wondering how they will fit into a low-FODMAP diet.