Value Per Nutrient Food 1.48 g 100 grams Isoleucine Duck, young duckling, domesticated, White Pekin, leg, meat only, bone in, cooked without skin, braised 1.48 g 100 grams Isoleucine Turkey, young hen, dark meat, meat only, cooked, roasted 1.48 g 100 grams Isoleucine Elk, free range, roast, eye of round, cooked (Shoshone Bannock) 1.48 g 100 grams Isoleucine Seeds, cottonseed flour, partially defatted (glandless) 1.48 g 100 grams Isoleucine Cheese, colby 1.47 g 100 grams Isoleucine Pork, Leg sirloin tip roast, boneless, separable lean and fat, cooked, braised 1.47 g 100 grams Isoleucine Beef, chuck, mock tender steak, boneless, separable lean only, trimmed to 0" fat, choice, cooked, braised 1.47 g 100 grams Isoleucine Winged beans, mature seeds, raw