Value Per Nutrient Food 1.38 g 100 grams Isoleucine Beef, top sirloin, steak, separable lean only, trimmed to 0" fat, choice, cooked, broiled 1.38 g 100 grams Isoleucine Ostrich, inside leg, cooked 1.38 g 100 grams Isoleucine Beef, plate, inside skirt steak, separable lean only, trimmed to 0" fat, all grades, cooked, broiled 1.38 g 100 grams Isoleucine Pork, fresh, leg (ham), whole, separable lean only, cooked, roasted 1.38 g 100 grams Isoleucine Lamb, domestic, shoulder, blade, separable lean and fat, trimmed to 1/4" fat, choice, cooked, braised 1.38 g 100 grams Isoleucine Beef, chuck eye Country-Style ribs, boneless, separable lean only, trimmed to 0" fat, all grades, cooked, braised 1.38 g 100 grams Isoleucine Pork, fresh, loin, center rib (chops), bone-in, separable lean only, cooked, braised 1.38 g 100 grams Isoleucine Turkey, young hen, dark meat, meat and skin, cooked, roasted