Value Per Nutrient Food 2.20 mg 100 grams Riboflavin Pork, fresh, variety meats and by-products, liver, cooked, braised 2.17 mg 100 grams Riboflavin Cereals ready-to-eat, MALT-O-MEAL, GOLDEN PUFFS 2.16 mg 100 grams Riboflavin Egg, white, dried, flakes, glucose reduced 2.12 mg 100 grams Riboflavin Formulated bar, MARS SNACKFOOD US, SNICKERS MARATHON Protein Performance Bar, Caramel Nut Rush 2.10 mg 100 grams Riboflavin Cereals ready-to-eat, KELLOGG'S, SPECIAL K Low Carb Lifestyle Protein Plus 2.08 mg 100 grams Riboflavin Cereals ready-to-eat, QUAKER, HONEY GRAHAM OH!S 2.07 mg 100 grams Riboflavin Lamb, variety meats and by-products, kidneys, cooked, braised 2.06 mg 100 grams Riboflavin Whey, acid, dried