Value Per Nutrient Food 0.34 mg 100 grams Riboflavin Pork, fresh, composite of trimmed retail cuts (loin and shoulder blade), separable lean only, cooked 0.34 mg 100 grams Riboflavin Beef, chuck, shoulder clod, shoulder top and center steaks, separable lean and fat, trimmed to 0" fat, select, cooked, grilled 0.34 mg 100 grams Riboflavin Pork, fresh, loin, country-style ribs, separable lean and fat, cooked, roasted 0.34 mg 100 grams Riboflavin Pork, fresh, loin, center rib (chops), bone-in, separable lean only, cooked, braised 0.34 mg 100 grams Riboflavin Snacks, candy bits, yogurt covered with vitamin C 0.34 mg 100 grams Riboflavin Bread, oat bran, toasted 0.34 mg 100 grams Riboflavin Crackers, standard snack-type, regular, low salt 0.34 mg 100 grams Riboflavin Seaweed, spirulina, raw